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View Full Version : Linear & Abstract Algebra

  1. [SOLVED] Group Theory For Dummies
  2. Algorithm for matrix inversion
  3. "Bohemian" Intellectual Mathematics and Occultism
  4. Proof by Induction
  5. Is this correct
  6. [SOLVED] Another Proof
  7. Euclidean algorithm
  8. [SOLVED] Prove it
  9. Prove Divisibility
  10. Prime Number Distribution Solved?
  11. Divisibility of "c" by "a "and "b" but not "ab".
  12. Matrix Multiplication and Commuting
  13. Computing cohomolgy groups
  14. Matrices and Matrix Calculations of Linear Algebra
  15. Understanding Permutations
  16. This question. Calculus
  17. linear algebra
  18. Dihedral Group of Order 8
  19. M's
  20. Find A Permutation of order 6 in S5
  21. help
  22. Eigenvalues and Eigenvectors
  23. Group Theory: Find the order of ....
  24. Linear Algebra
  25. Groupy Theory: Cosets
  26. Really big equation systems...
  27. Benediktov Problem
  28. Elementary Row Operations on Matrices
  29. Finite Group
  30. cross product question
  31. Semi-direct product
  32. Proving
  33. Linear algebra trouble
  34. Permutations and Transpositions
  35. geometric algebra
  36. group algebras of D4 and Q8.. please help!!
  37. Proving #2
  38. 3D Geometric Algebra
  39. the group of invertible 2 by 2 matrices
  40. Linear question...
  41. How would i show this?
  42. Lie groups
  43. Inverting 3 by 3 matricies
  44. Dimension
  45. Help : Linear Transformations
  46. Hello
  47. Solutions of matrices
  48. smallest non-solvable group
  49. Subspaces
  50. Lines and Planes
  51. nonexistent eigenvalue
  52. Prooving...
  53. Equipotential Lines
  54. secular matrix
  55. A simple Question!
  56. Klein and Cyclic group
  57. general Clebsch-Gordan coefficients
  58. Gauss-Jordan Elimination
  59. How do I do this?
  60. order of elements in a group
  61. On proving real vector spaces (subspaces)
  62. Vector Transformation
  63. |ab|=|ba| in a group
  64. induction problem
  65. Proofs: If a|b then -a|b, a|-b, -a|-ab
  66. polynomial equation
  67. Clifford Algebra Question on Vectors
  68. Vector Spaces
  69. explain true of false
  70. What are Isomorphisms
  71. find a linear differentiation transformation
  72. simultaneous confusion
  73. Guassian elimination and Inverse Matrix
  74. Row Reduction with Variables
  75. different coordinate system to sketch (x-2y)=sin(pi(x+y))
  76. group theory: point group of a cube
  77. Anyone familiar with Peano' (or Grassman) algebra?
  78. matrix manipulation (adding to a matrix)
  79. Singular Matrices
  80. Commutator Confusion
  81. Vector Space Question
  82. find 3x3 rotation matrix
  83. normal subgroup thm
  84. 4x4 Matrix
  85. Matrix decomposition
  86. Determinant=0 and invertibility
  87. Square matrices, determinants and consistency
  88. vector space proof
  89. Formulas For Linear Functions. Can Anyone Please Help Me Understand This Problem?
  90. Quadriatic Regression Problem
  91. Help Plz
  92. Conjugacy in A_n
  93. Finding Non-abelian Groups
  94. help needed !!!!!
  95. spanning sets, eigenvalues, eigenvectors etc.....
  96. Geometric App's of Linear Algebra
  97. Partition of Symmetry Group.
  98. def. of unitary
  99. help finding units in a ring
  100. Homogenous Equation HELP!
  101. Homogeneous Equation (easier question)
  102. Cohomologies?
  103. Def.: Continuously Indexed Vector Basis?
  104. Infinite Order!
  105. spanning?
  106. How to convert polynomial to matrix???
  107. The form of a Matrix M help.
  108. Relationship between Linear Algebra and Differential equations
  109. vector transformation
  110. General Solutions for three-point parabola
  111. Plane-plane intersection?
  112. Anyone able to help with these vectors geometry and planes questions?
  113. ring homomorphisms and ideals
  114. Non-constructible number
  115. Q not finitely generated
  116. Permutations
  117. Prove or Disprove
  118. solving linear equations
  119. Playing with operators
  120. Hmp
  121. toughie about multiple roots..
  122. sufficiency of n eqs. for n unkwns.
  123. quadratic
  124. necessary and sufficient condition
  125. circle composition operator / Jacobson Radical
  126. Annihilator
  127. Find Equation for Parabola-Help, Please?
  128. Looking for a good abstract book..
  129. linear trans.
  130. Displaying a Matrix-Vector Eq with LaTeX
  131. complex matrix problem
  132. Groups. I am stumped again.
  133. Linear Algebra starter books
  134. Linear Equations
  135. Intergration: Algebra, Writing Equations of Lines
  136. Partial Fractions..
  137. Need Explination (linear Indpendance)
  138. non-linear independance
  139. A Lie guiding
  140. Matrix/Determinant/Inverse Q's
  141. Determinant = volume using rows.
  142. Best introductory book to senior algebra
  143. vector space... help!!!!
  144. Looking for Online Document on SO(N)
  145. Need help Proving quadriatic equation
  146. Polynomials:proof
  147. Help with making an orthonormal basis
  148. frobenius norm
  149. Cube fitting
  150. Ideas on what this transformation is doing?
  151. coefficients of a matrix
  152. group theory - misprint?
  153. Spectra of Rings
  154. A Difficult Equation
  155. hamiltonian
  156. linear systems in physics
  157. 3D graphics: finding optimal view of a scene with constraints
  158. Cosets
  159. linear algebra book and other questions
  160. please, some help on the 36-officers problem
  161. Determining polynomials
  162. Showing Two Groups are Isomorphic
  163. Solving for the Determinent of a Matrix
  164. Quindecagon... please help
  165. Polynomial inequality
  166. Matrix Philosophy
  167. pi+e
  168. LU Split
  169. Basis for the intersection of two spans
  170. Choleski Split
  171. Second norm of matrix
  172. Help solving a system of linear equations
  173. A simple Matrix question...
  174. Adding vector magnitudes
  175. Vector spaces
  176. Dimension
  177. Please help
  178. I wont to learn the logic behind a determinant
  179. Inverse of Matrices
  180. More algebraic geometry questions
  181. error in "Byron and Fuller"
  182. Matrices: Technical Questions
  183. need help with this!!
  184. [MUST READ] This forum is not for homework or any textbook-style questions.
  185. Ring, field
  186. Trouble w/ Maximal Principle (Zorn's Lemma)
  187. Euler Circuits
  188. Frustrating step in a proof -- basic abstract algebra
  189. Help me figure this one out!!!
  190. Three-way arrays
  191. How does [e^([pi]i)]+1=0?
  192. computing distances
  193. Cartesian equations...
  194. Proof Help!! Spans!!
  195. Sum of a series
  196. Properties of GCD
  197. Simple Demostration
  198. Function Space question:
  199. Dedekind cuts
  200. I need help with a force question
  201. Singular / nonsingular question
  202. yet another proof
  203. abstract alg - SL(2,Z3)
  204. Abelian
  205. Proof TIME! yey....
  206. Permutations Question
  207. Another Permutation Question
  208. i need help with an inequality question
  209. Adjoint
  210. any sites for abstract Linear and non-Linear algerbra?
  211. Vector subspace question
  212. Plane intersection
  213. How many elements of order 5 are in S7?
  214. external direct products
  215. Trouble w/ Lemma
  216. Vectors having many dimensions
  217. pseudovectors
  218. Tension Vectors - Grade 12 Algeo
  219. Group Theory Intro stuff
  220. Help with solving a polynomial
  221. Ax=0 be inconsistent?
  222. Quick Matrix Clarification
  223. recursion equation
  224. Inverse of cubic functions
  225. An interesting matrix identity problem
  226. Convergence of matrix equations
  227. Matrix Question
  228. Question about finding the right inverse of a matirx
  229. Intersection of two lines
  230. Orthogonality of Functions
  231. Need Help with Abstract Algebra Please
  232. Question about permutations
  233. Embarassing question about eigenvectors
  234. Embarassing question about eigenvectors
  235. Commuting Invertible Matrices
  236. Vector spaces
  237. Clarification of Permuatation Question
  238. projection
  239. Semigroups
  240. Unitary equivalence question
  241. Set of units forming a group
  242. Question: Elements of Order 2 in Finite Abelian Group
  243. Isomorphism
  244. Normal subgroups - help me please
  245. Finding all solutions of Ax = y...
  246. closure of a bounded set
  247. Homework help!
  248. Please help to prove this theorem
  249. Uniqueness of Splitting Fields
  250. 4x4 determinant
  251. dimension of a subspace
  252. orthonormal
  253. Please help me prove this (desperate)
  254. Got a bizzare question, appreciate any hints
  255. Help!! System of equations!
  256. Laplace Expansion
  257. A positive definite Hermitian Form
  258. Vector Proof
  259. Gram Schmidt Orthonormalization
  260. determinant and its transpose
  261. Vector Operations in Polar Coordinates?
  262. Equation solver over Lattice
  263. Coordinate transformation matrix?
  264. Inverse Matrix Proof
  265. Column Spaces
  266. What's the order of THIS group?
  267. The closest point in the plane
  268. The dot product
  269. close to singular
  270. Matrixes help
  271. Group actions/operations?
  272. repeated eigenvalues?
  273. Write the system in equation form?
  274. Linear Functions
  275. Invariant subspaces
  276. permutation groups
  277. A question of principles.
  278. Ordered fields
  279. System of Equations
  280. Linear Algebra HELP
  281. Polynomial/Field problem
  282. Ring Homomorphism Question
  283. how to find automorphism?
  284. question about cosets...
  285. a bit of trouble with Galois groups
  286. More automorphisms
  287. eigenvalues problem
  288. Nullspace and Column Space Question
  289. isomorphisms
  290. Homomorphisms
  291. Another homomorphism question
  292. 7 iso and hom questions
  293. Homomorphisms
  294. Please Help!
  295. Lie group (additional condition)
  296. Recommended Texts...
  297. Question about Hamming Codes
  298. Groups, Rings, Fields???
  299. Deducing equations
  300. Linear Combinations
  301. vectors property
  302. permutation 3 (brace yourself)
  303. a diophantine puzzle for students
  304. so exactly what am I doing here?
  305. Is this a field?
  306. proving irreducibility
  307. orthogonal projection, orthonormal basis, coordinate vector of the polynomial?
  308. Permutations and Transpositions
  309. 8 permutations that commute....
  310. permutations3
  311. Total potential energy in matrix
  312. Constraint equations [QUICK HELP IS NEEDED!!!]
  313. Quantum Matrices
  314. Linear Help Asap
  315. how to proove this
  316. Eigenvalue
  317. LUB and Nested Interval Equivalancy
  318. Euclidian space definition
  319. surjective and bijective mapping
  320. Pseudoinverse
  321. Help me pick the better textbook
  322. ?!? (need help as soon as possible, thx)
  323. vector spaces...
  324. is there a formula for this?
  325. Determinant with cosines
  326. Can Someone explain Dedikind cuts?
  327. Abstract Algebra book suggestions...
  328. Go easy on me...I'm a biologist
  329. HW Question
  330. Hilbert space and infinite norm vectors
  331. Some clarification on upper triangular matrices please.
  332. A question on homomorphisms
  333. Anoter question on vector spaces an rationnal numbers
  334. Parallelogram Equality+Inner Product Spaces
  335. Question in test
  336. homeomorphism
  337. Fields and Subfields
  338. [SOLVED] Sharipov's linear algebra textbook...
  339. linear dynamical systems
  340. eigen values
  341. diagonizable
  342. Coordinates of vector to the base
  343. Subspaces
  344. system of linear equations
  345. Image and kernel of T^n
  346. linear (in)dependence
  347. introduction to Lie Groups?
  348. theorem about symmetric matrices?
  349. Primes in ring of Gauss integers - help!!
  350. Diagonalize a Matrix A - Normalize eigenvectors
  351. another complex system of linear equations
  352. Materials : Rotation Matrix transformation using misorientation
  353. Interpolating Rotation Matrices
  354. Scalar multiplication(vectors)
  355. Gaussian Elimination
  356. matrix
  357. solution set
  358. Ripped off!
  359. hilbert space??
  360. independence test
  361. Hw Help- Linear Algebra
  362. Eigenvector Algor differences?
  363. root 3 + root 2
  364. Transportation model
  365. Fields- a couple of questions
  366. linear algebra basis question
  367. linear transformations
  368. belonging to row space
  369. linear independence over Z
  370. Can someone check if I did this right?
  371. Rn Rm
  372. prove that any 2x2 matrices.....
  373. equality of spans
  374. matrix rep. of Linear Transformation
  375. lin. transf. and linear independence
  376. proof help
  377. The group U_n
  378. Groups Theory Proof
  379. "How many?"-question
  380. Uniqueness Theorem for homogenous linear ODEs
  381. Vector Space operations
  382. Solve this system of equations
  383. a group theoretic puzzle in solid geometry
  384. Vector Spaces
  385. numerical LA: Cholesky & Conjugate gradient method
  386. Minimal and characteristic polynomial
  387. need some urgent help with basic complex variables (no proofs)
  388. A-orthogonal vector set
  389. Rational Canonical Form
  390. Basic Group Theory
  391. applications ???
  392. Hypercomplex numbers
  393. matrix question
  394. multiplicative groups
  395. Sylow Question
  396. finite fields
  397. idempotent elements
  398. related to inverses
  399. Systems of equations - consistency
  400. diagonalizing a 3x3 second derivative matrix
  401. Group Theory
  402. irrationaltiy of sqrt(2)
  403. euclidean domains
  404. coord vectors for polynomials
  405. degree of this number
  406. Isomorphism proof help/hint
  407. ideals
  408. Generating Set for the Symmetric Group - Question
  409. Continuity
  410. irreducible elements
  411. Sylow Subgroups
  412. Proof of composite linear transformations
  413. hairy billiard balls and eigenvectors
  414. partially ordered set
  415. Center of a Lie algebra
  416. bases and coord systems
  417. Finding the inverse of matrices
  418. eigenvalues
  419. Is this irreducible?
  420. standard-basis?
  421. Does matrix A belong to span(A_1,A_2,...)
  422. eigenvalues redux
  423. rank question
  424. Proof problem, help!
  425. for what values of paramater form a spanning set for P3
  426. Plan of attack for showing irreducibility?
  427. Vector, Sub, Column, and Row Spaces
  428. group theory
  429. here's one more...
  430. More group theory!
  431. degree of matrices
  432. what is this notation?
  433. groups again
  434. Isomorphisms
  435. help!
  436. Eigenvectors and using them in matrix algebra.
  437. singularity
  438. Regular Representation
  439. Surgery Obstruction Groups
  440. Handling Singular matrices in Algorithms
  441. Fields- strange problem
  442. 2-dimensional cross product
  443. Groups
  444. Fields- again
  445. Perpendicular Lines in Three Space
  446. group
  447. eigenvalues of the square of an operator
  448. Linear Systems
  449. Natural Group Homomorphism
  450. Question about vector space l^p
  451. A.B= m1, B.A=m2, m1 and m2 diagonal matrices
  452. Basic Proof
  453. kernel of a field homomorphism
  454. eigenspace and lin dependency proof
  455. o(ab) when o(a) and o(b) are relatively prime
  456. Module Homomorphisms
  457. Solution Sets and Linear Equations
  458. Proving isomorphism
  459. Coding Theory.
  460. Separable extensions
  461. Proof-U=e^A
  462. multiplicity and dimension
  463. natural isomorphism of VxV* and End(V)
  464. simple module
  465. proving another isomorphism
  466. Help! linear algebra Q
  467. An easy question about cartesian product
  468. prove that inv(G) is a group. G is a monoid...
  469. Representations
  470. S(n) is not abelian...
  471. "right ideals"
  472. linear transformation, show surjection and ker=0.
  473. Are these two fields equal
  474. Natural transformation
  475. linear algebra questions
  476. Permutation Group
  477. Anyone up for Balancing DIV?
  478. Nabla operator to geometric product
  479. Finite groups and order of their elements
  480. Determinat of a "continous" matrix?
  481. Operator change of basis (QM / QI)
  482. Intersection of cyclic subgroups
  483. Field extensions
  484. General Definition of Relatively prime
  485. T-invariant Subspaces
  486. related to orthogonality
  487. Operators - semantics
  488. Patterns of Solution Sets of a System of Linear Equations
  489. orthogonal basis
  490. Me, myself and conjugate permutations
  491. SL(2,C) and sl(2,C)
  492. Prove that a set is a monoid, but not a ring.
  493. 2 simple vector spaces question
  494. Linear Algebra and DE
  495. Anyone knows about Markov Chains?
  496. A square nxn matrix
  497. Linear
  498. linear (in)dependent vector sets
  499. Yoneda lemma
  500. nullspace
  501. Linear Algebra proofs
  502. matrix multiplication
  503. Orthogonal matrices are compact
  504. Vector space problem, help!
  505. Line space problem
  506. Geometric Algebra
  507. characteristic polynomial
  508. Question about zero element in vector spaces
  509. Basic invertible matrix proof
  510. Applications of Linear Equations Monetary Word Problem
  511. Linear algebra
  512. Geometric and extern product
  513. triangle inequality
  514. eigenvectors/values
  515. Properties of finite groups
  516. Wronskian Proof
  517. 5^n=80n
  518. Algebra I vs Linear Algebra I
  519. Matrix in Rotation
  520. Question in regards to Permutation matrices, basis, and non linear functions
  521. Proving that V+J=k[x]
  522. Local decomposition of unitary matrices
  523. Vector Space: Basis
  524. Question regarding linear transformation
  525. The definition of mainvectors
  526. Killing form of a Lie algebra
  527. Maximal independent subset
  528. Vector bases dilemma
  529. Determinant of this symmetric matrix (proof)
  530. Rational Solution of LE
  531. Basis and Axiom of Choice
  532. Linear Algebra final
  533. Basis Revisited
  534. Proof Hint/Help
  535. < f | A f >^2 = < f | A^2 f >
  536. eigenstuff
  537. Isomorphisms
  538. Linear Transformations
  539. free algebra notes
  540. Little excercise about bases (question)
  541. 2. Some exercises
  542. Cross product of polar coordinates
  543. Polar coordinates?
  544. Confusing subtraction
  545. How much commutativity in associativity :)
  546. group theory
  547. Powers of a non-diagonalizable matrix?
  548. Show reducibility
  549. linear algebra: determinants and eigenvalues
  550. eigenvalues, eigenvectors question
  551. Determinants
  552. Lie algebra
  553. orthogonal complement
  554. Diagonal of a Matrix
  555. Another matrix question
  556. Positive operator?
  557. Some linear algebra proofs I couldn't figure out: Help!
  558. Right/Left Handed Systems
  559. Linear Transformation Proof
  560. Really Stuck! (Inner Product)
  561. Modules with multiple operators
  562. New to Planes, need help understanding them.
  563. Something that's been frustrating me...
  564. How can i learn Linear algebra
  565. algebraic manipulation of identity matrix
  566. Linear and Abstract Algebra textbooks
  567. linear algebra and vectors. confused
  568. Group question
  569. Simultaneous trigonometric equations
  570. Sylow's Theorems question
  571. dimension of subspace
  572. Linearity of determinant
  573. subspaces R^n
  574. kernel of differentiation and integration
  575. Something about hermitian matrixes
  576. Equivalent conditions for hermitian matrix
  577. Eigenvector
  578. Vector Space
  579. Finding Eigenvectors for Coordinate transformation
  580. Singular Value Decomposition trouble
  581. homomorphism
  582. sudoku squares
  583. Vector Space Problem
  584. 4x4 determinant
  585. Transpose of Matrix as Linear Map
  586. Inverse
  587. Constructing a category
  588. span of vectors
  589. Product of Ideals
  590. Matrix Minimal Polynomial
  591. Bases
  592. orthogonality
  593. independent or dependent
  594. rank of a matrix proof
  595. Rref?
  596. infinitely iterated power set
  597. Inner products
  598. Properties of Determinants
  599. permutations (and isomorphisms)
  600. Need help in some "inter-dimensional isomorphisms"
  601. Computers & Determinants
  602. Matrices
  603. Orthogonal vectors
  604. Inverse of a Linear Transformation
  605. Systems of Linear Equations
  606. Eigenvectors
  607. Another linear transformation question
  608. what is a group?
  609. transform and inverse transform
  610. orthogonal polynomial
  611. kernel basis
  612. Group theory and Rubik's cube
  613. Is this a theorem?
  614. Linear Transformations - formula
  615. similarity - trace and determinant
  616. orientation preserving and determinants
  617. Rotations in R3
  618. subset span proof help
  619. Problem from MIT OCW
  620. Triangulization theorem
  621. Determinants and Matrix Inverses Proofs
  622. basis for subspace
  623. Interpolation Axis for two Matrices
  624. Empty Set and Vector Space
  625. eigenvector question
  626. roots of complex polynomials
  627. Spaces
  628. Algebra text help
  629. Quadratic Matrix Equation
  630. determinant proof
  631. What property to look for to see if a matrix is diagonalizable?
  632. a Number to a fraction of a power
  633. Fields and new operations
  634. Help with a group theory proof
  635. C* Algebra
  636. Normal subgroup or not?
  637. Classifying Groups of Order pqČ
  638. Galois Extension field properties
  639. Unique linear transformations!!!
  640. Kernels and Images
  641. Iterated Möbius transformations - Any University teachers or similar here to help?
  642. quotient groups
  643. Coordinate Transformations
  644. Lines of invariance question
  645. Matrix of a Parabola? (It's my first day)
  646. Piece-wise Function
  647. Unique identity and inverse question.
  648. please help-online textbooks
  649. Fibonacci Problem
  650. Umm, cauchy-schwarz
  651. Automorphisms of Finite Fields
  652. Why the name "singular"?
  653. Please recommend textbook for self study
  654. Subspaces of functions
  655. Visualizing equations in a row picture.
  656. Algebra problem
  657. Question on Defining Linear Equation
  658. Isomorphism of matrix groups
  659. Composition of endomorphisms
  660. Reciprocals
  661. A Question in Linear Tranformations
  662. reduced row echelon form of matrix
  663. Mathematics Journal, Proof for
  664. Classification of diagonalizable matrices
  665. Interpretation of categorical construction
  666. representations
  667. Matrices
  668. Ax=Bx
  669. eigenvalues
  670. Finite Dimensional Representation of SU(2)
  671. Definition of Prevariety
  672. Vectors and the Menelaus Theorem
  673. Cool category construction: Q-trees!
  674. determinant????
  675. non commutative ring
  676. Hestenes' Geometric Algebra. What good is it?
  677. Det(AB) = Det(A) Det(B)
  678. Hilbert's 17th and uniquely ordered fields
  679. Why is scalar multiplication on vector spaces not commutative?
  680. graded groups
  681. Quotient field vs Functor
  682. Linear Regression, Linear Least Squares, Least Squares, Non-linear Least Squares
  683. One-forms
  684. nullspace(kernel) and transpose
  685. Boundaries in topological space
  686. Polynomial Proof
  687. Quick question on a group definition
  688. Irreducible polynomials over finite fields
  689. What are matricies good for?
  690. Colimits vs algebra
  691. Algebra for homology
  692. thinking about matrices/polynomials
  693. What is semisimple Lie algebra?
  694. What exactly is Abstract Algebra?
  695. A little help with Linear Transformations
  696. Hilbert Spaces
  697. even odd permutations
  698. dummy variable
  699. Decomposition of Lie Algebras
  700. eigenvectors!!!!!!
  701. Powers of cycles? Orders of elements?
  702. Is this equal to that?
  703. adjunctions in enriched categories
  704. preadditive categories are all Abelian
  705. reduced homology
  706. Determinants and Adjoints
  707. Random thoughts
  708. R/A "mod out by A"??
  709. cyclic = abelian?
  710. isomorphisms and homomorphisms
  711. 3D Eulerian polyhedron, oriented
  712. Group Theory
  713. Irreducibility
  714. mathlab and least square problem
  715. transcendental equations
  716. Invertible Matrix
  717. Z_2[x]
  718. Need help - Equation -> Algorithm for an elliptic equation
  719. Exterior Algebra
  720. Linear Space Question
  721. Subspaces, R^n...How to visualize?
  722. Primitive roots
  723. Origional Isomorphisms
  724. always abstract???
  725. Abstract Algebra
  726. Simple Lie algebras and ideals
  727. Linear algebra proof
  728. Representation theory on RHS
  729. My Topology Questions
  730. What Is linear algebra like?
  731. A question on a spinor group
  732. Vector Product
  733. Applications of singular matricies
  734. ancient puzzle, solved by abstract algebra?
  735. Linear independence proof
  736. Homomorphisms
  737. inverse of a diagonal matrix
  738. null space
  739. Proof of the "Left Distributive Law" for matrices.
  740. Infinite number of open intervals
  741. Maximum of trace
  742. Symmetric powers and R-algebra
  743. Highly ill-conditioned (close to singular) linear problem
  744. cayley - hamilton theorem
  745. Issue regarding the orthogonality of eigenvectors for Hermitian
  746. Group theory proofs
  747. Condition number (or estimate) of a very large matrix
  748. I can't start proofs
  749. Group Theory book
  750. A problem about group C4v
  751. Minimal polynomial
  752. Addiction of subspaces
  753. Primary Decomposition Theorem
  754. Abstract Linear Algebra
  755. "Linear/Rational" compositions
  756. Sylow first thm and normal subgroups
  757. Classify all groups of order 147
  758. Ring theory
  759. Group Theory problems
  760. Hermitian Inner Product
  761. algebra problem
  762. Diagonalizability (in Hilbert Spaces)
  763. Normal Field Extensions
  764. Linear Algebra Problems
  765. Orthogonal projection
  766. Inconsistent Inner Product Definitions
  767. Computing rank of a matrix over a finite field
  768. How to extend?
  769. Eigenblades and the Geometric Algebra of Spinors
  770. Linear Independence Proof
  771. Scaled Partial Pivoting
  772. Why is every finite Integral Domain a field?
  773. Nilpotent Operator
  774. Completely Lost
  775. Intersection of subspaces
  776. How much calculus in linear algebra?
  777. Cos/Sin as roots of rationals
  778. orthogonal transformation of matrix
  779. Chinese Remainder Theorem!!!
  780. Cube
  781. Group Extensions
  782. Adiabatic evolution of eigenvalues
  783. Algebraic Closure of Laurent Series
  784. Solving Quartics in Radicals
  785. Dual representation
  786. weight diagrams
  787. Why is it called a torsion group?
  788. x^3=x => R is a commutative ring
  789. two generators
  790. maps of finite modules
  791. Determinant of a matrix over the integers mod n
  792. Damm Proofs
  793. some subspace questions
  794. Continuous eigenvalue of n by n matrix
  795. Co-Factors
  796. Genus, differential forms, and algebraic geometry
  797. Group Representations and Young Tableaux
  798. A minimization problem
  799. Group of order 4
  800. Need help for one-to one linear transformation
  801. Trivial Action of a Group
  802. Axiom of choice vs algebra
  803. Different types of matrices
  804. Is there such an identity about SO(3)?
  805. Null subspace of a single vector
  806. Associativity of the Killing form
  807. Question about an automorphism
  808. Clifford Algebra dot com
  809. about vector space1
  810. positive definite matrices
  811. Finding Variables within Matricies Question
  812. reexamine basic stuff on LA.
  813. Infinity geometric series question
  814. Quivers and representations
  815. Finding an operation that makes a group
  816. Quotient Topology?
  817. linear transformations
  818. cayley hamilton
  819. Another question from Elements of Abstract Algebra by Clark - transformation groups
  820. Infinite vector space
  821. Basics of multiplication of matrices
  822. Urysohn lemma?
  823. An Algebra.
  824. Question from Allan Clark
  825. need help please with combinding two equations
  826. system of ODE's
  827. laplace transform/hilbert space
  828. How do you explain x+y+z=5 is a plane?
  829. Any matrix as product of elementary matrices
  830. Best Calculator for Matrix/Linear Algebra?
  831. direct limit question
  832. Proof Using Shortest Distance
  833. Equivalent sets in different vector spaces?
  834. Parameter Within A Linear Equation Conjecture
  835. Explanation of the Determinant
  836. The Integers Modulo n
  837. vague question about polar coordinate basis
  838. Free Groups
  839. Prove Ab-ba=i Has No Solution
  840. what is "norm-closed"?
  841. Find a >2 degree polynomial that satisfies (1, p), (2, q), (3, r) - p,q,r = arbitrary
  842. Normal matrix?
  843. adjoint of f?
  844. abstract algebra made simple
  845. Automorphism Group
  846. Find all vectors in R^3 that are perpendicular to [1; 3; -1]
  847. Basis of set of skew symmetric nxn matrices
  848. Tangent vector space question
  849. Is it legitimate to treat matrices this way?
  850. Poincare conjecture
  851. How is R4 space represented geometrically?
  852. Slopes of curves w/o equation?
  853. A little problem involving unitary matrices
  854. Free Product
  855. Freely Indecomposable
  856. Cross Products and Determinants
  857. Complicated definitions of linear independence...
  858. Point or Vector? What's the difference?
  859. to be or not to be (an ideal)
  860. Algorithms for quantifying intersections of subspaces
  861. Inner products and orthogonal basis
  862. A question on Hilbert space theory
  863. Shortening LInear Codes
  864. Finding units in polynomial quotient rings
  865. Linear Indepedence of Egienvectors and Jordon blocks
  866. finite group
  867. Casimir operators
  868. Finding cyclotomic from a factor
  869. Meaning of this operator
  870. Algebra Texts - Hungerford vs. Lang
  871. Matrix
  872. invariants (sorry i didn't know where to put it)
  873. rotatations in a cube?
  874. min number dependent columns in a matrix
  875. Transfer Homomorphism
  876. Coset of ideals question
  877. Mackey Theory
  878. group of rototional symmetires
  879. Inner Product for Vectors in Complex Space
  880. Cyclic Automorphism Group
  881. Using a different definition of norm
  882. why HH=H?
  883. Automorphism Group
  884. skew-symmetric matrix proof
  885. Help with a linear algebra problem
  886. Abstract Algebra question?
  887. zero vector perpendicular
  888. Linear independence proof
  889. Help with a solution
  890. permutation matrices in vector form
  891. how to solve two equations involving complex variables??
  892. Question on Ideals (Algebraic Geometry)
  893. Just a math question
  894. If span(S)=span(P), then S=P.
  895. Lagrange's Theorem (Order of a group) Abstract Algebra
  896. Irreducible polynomial
  897. triangularizing a matrix
  898. Free Products II
  899. Linear independence again..
  900. Multinacci Polynomial
  901. Retraction
  902. Center of a group
  903. Consider Z4 ({0, 1, 2, 3} mod 4) and GF (4) (also known as GF(2^2)).
  904. Are the following polynomials irreducible over Z2?
  905. Now let’s consider a different polynomial g(x) = x^3 + x^2 + 1.
  906. Now compute the inverse of 550 in GF (1997). Notice GF (p), Zp, or Ip I covered befor
  907. Find all subgroups of the given group
  908. Solving equation in finite field
  909. What is a Barycentric Subdivision of a Graph?
  910. decorrelating the eigenvectors.....
  911. Vector Quotient Spaces
  912. Book of Algebra Problems
  913. Linear representations in Char 0
  914. Elements in only 1 left/right coset
  915. A subspace question
  916. linearly indpendent
  917. Linear transformation
  918. Need help with vectors, angles, etc please
  919. Converting from 2D coordinate Systems
  920. Jordan Normal Form
  921. Vector space for cross products?
  922. Algebra question
  923. Please help me to prove this problem.
  924. automorphisms of Q(sqrt2)
  925. Complex Eigenvectors
  926. Linear Programming
  927. vector spaces?
  928. Help to solve a linear equation
  929. Normal subgroups??
  930. Unique Normal Subgroups
  931. Continous groups and manifolds
  932. i have a final exam
  933. math help associated legendre polynomials for spheriacal harmonics
  934. math help associated legendre polynomials for spheriacal harmonics
  935. Polynomials and the Inner Product
  936. plz tell me defination
  937. Conflict of interests results in lies?
  938. How to prove trace(A.A*) is positive
  939. Is this right?
  940. solving simultaneous trigonometric equations
  941. Matrix representation
  942. Graded algebra - Z_2 grading?
  943. Difference between algebra and module?
  944. Clifford algebra isomorphic to tensor algebra or exterior algebra?
  945. question on quaternions
  946. Dimensions! Clarification needed.
  947. Vector spaces over fields other than R or C?
  948. Is Hom(Lambda^k(V),Lambda^(k+1)(V)) and element of End(Lambda(V))?
  949. A purely terminological question
  950. would you mind if you give me code for gauss elimination by C++
  951. Inner product
  952. characteristic polynomial
  953. A quick Question about the set of Automorphisms of a field F
  954. Characters of Normal Subgroup of Index 2
  955. plz help me
  956. Character zero
  957. Characteristic or a finite field is a prime number?
  958. Why the prime/irreducible distinction?
  959. A small matrix proof
  960. Dot product cross product, where did they come from?
  961. Meaning of 'Canonical'
  962. Going from a complex rep to a real rep
  963. vector space proof
  964. Meaning of Space?
  965. Decomposing Isometries
  966. Automorphisms
  967. QR Factorization
  968. Geometric Algebra Fundamentals
  969. spanning sets, and linear independence of them...
  970. Groups and Symmetry
  971. NEED help..
  972. E^n vs R^n
  973. variables in a matrix
  974. Please Help....
  975. Does one zero equal its algebraic conjugate?
  976. Could a set of n verctors in Rm span all of Rm when n<m?
  977. matrices problem
  978. A vector space and linear independent set.
  979. Linear algebra
  980. Existence question about matrix and ranks.
  981. Another matrix rank proof
  982. two questions on linear transformations.
  983. How do I decide if a point is within the triangle
  984. even order groups
  985. Galois Groups
  986. Abstract Algebra.
  987. Definition of normal subgroup
  988. Span, Basis, Dimension
  989. Categorical Fibrations
  990. Need some assistance...
  991. linear independence and dependence
  992. semi-groups and monoids
  993. what the value of n ?!
  994. T-invariant subspaces
  995. Presentations
  996. Help with Matric proof!
  997. how to make a matrix B such that AB=BA
  998. Fundamental groups and homotopy type
  999. factoring operator... and fundamental theorem of algebra
  1000. Algabreic Manipulation of Sigma Notation
  1001. Order Problem
  1002. extending maps defined on dense sets
  1003. standard representation of a vector space
  1004. Group of translations by a fixed distance
  1005. colimits of topological spaces
  1006. Roots of polynomial
  1007. Bi/Axial/Psudo-Vector
  1008. coding in Quaternions and Matrices
  1009. Proof of existence of a Jordan form?
  1010. David C. Lay's textbook, need info...
  1011. algorithm for solving system of nonlinear equations
  1012. Finding tiples
  1013. Composing permutations in cycle notation
  1014. Linear Algebra Text
  1015. A group proof
  1016. Basis of a subspace of a vectorspace
  1017. Linear functional equivalence in vsp and subsp
  1018. Equivalency of functions/graphs
  1019. Notation of ideals in ring theory
  1020. Topology: simple connectedness and fundamental groups
  1021. Fundamental group question
  1022. Irreducible Components in a Primary Decomposition
  1023. determination of irreducible polynomials over a given field
  1024. General solution to diophantine equations
  1025. Linear Algebra in Computer Engineering
  1026. Group homomorphisms between cyclic groups
  1027. isomorphic polynomial rings
  1028. Dual Basis
  1029. Classification of Groups of Order (p^l)(q^m)(r^n)
  1030. feasible solution
  1031. problem with proof
  1032. isomorphisms
  1033. e as an average
  1034. Q as a module over Z
  1035. eisentein theorem
  1036. help with proof
  1037. Odd and Even equation
  1038. group with no center
  1039. Mathematicians Map [ the exceptional Lie group ] E8
  1040. Help with matrices
  1041. So(3)/so(2)
  1042. Banach Spaces
  1043. Parametric equations for a helical pipe
  1044. Exterior and Cross Product
  1045. Which is a subring?
  1046. Unimodular matrices
  1047. "straightforward computation..."
  1048. What good is linear algebra?
  1049. Natural numbers Z?
  1050. Linear independency of operators
  1051. rank(A) + nullity(A) = no. of cols of A (WHY?)
  1052. How to reduce the solution time of linear equation system?
  1053. Determinant
  1054. Rings, ideals and Groebner basis
  1055. EMPTY subset of a ring
  1056. Programming libraries for C linear algebra
  1057. tricky eigen vectors question
  1058. some questions about reducible matrices and operators
  1059. Gl(2;c)
  1060. Fundamental polygons and surfaces
  1061. Meromorphic functions
  1062. M^2 = I
  1063. exact sequences
  1064. 3x3 similar matrices defined by characteristic and minimal polynomials
  1065. not clear about the change of basis in new space
  1066. The Klein bottle using the Euler caracteristic + orientability caracterisation
  1067. ideas- lin.alg./circuits
  1068. what is the principal representation?
  1069. continuation of 6 -4 -2007
  1070. orbit type strata
  1071. Multiplying non-disjoint permutation cycles
  1072. Gram Schmidt
  1073. Eigenvalues And Eigenvectors Problems
  1074. Bilinear Form
  1075. Homotopy extension property
  1076. More docile dfn of local path-connectedness?
  1077. Constructible numbers
  1078. Lie Algebra's question
  1079. powers of permutations?
  1080. Dihedrals
  1081. Rearranging Formulae
  1082. Polynomial algebra
  1083. Vector Spaces, Dimension of Subspace
  1084. inner product space questions
  1085. Homotopic Funtor
  1086. Coverings, what for?
  1087. Steinitz Replacement Theory
  1088. Vector Spaces Question
  1089. Bases of Vector Spaces
  1090. Question
  1091. Stability
  1092. linear programming and the two phase method
  1093. Dot Product
  1094. Vectors and fields
  1095. symmetry of the square
  1096. Automorphisms of Z_3
  1097. unitary equivalence vs. similarity
  1098. Subvarieties in algebraic geometry
  1099. A cyclic group proof
  1100. Bases of Generalized Eigenvectors
  1101. Another group theorem..
  1102. Vector Motion Question
  1103. Help with definitions in linear algebra
  1104. failure of the sylow counting argument
  1105. factorisation of x^22 -3x^11 +2
  1106. Number of generators
  1107. sylow theorem part 2
  1108. Vector equation...
  1109. Tensor Product Decomposition
  1110. Ring Question, Frobenius
  1111. Subspaces
  1112. generalized jordan curve theorem
  1113. What is a double trace?
  1114. Help!
  1115. Normal Subgroup Questions
  1116. Eigenvalues and eigenvectors
  1117. Jordan Basis question.
  1118. A module problem
  1119. Transformation matrix question
  1120. finding equation
  1121. Solving differential equations through matrix
  1122. The infinite in algebra?
  1123. Algebraic K-theory question
  1124. How do I estimate complex eigenvalues?
  1125. Quotient Spaces
  1126. Don't understand this simple vector space problem
  1127. What is the "field with one element"?
  1128. lin. algebra
  1129. Linear Transformation Question.
  1130. Square root of a rotation matrix
  1131. an algebaic mistake?
  1132. i am looking to find some lecture notes on upper division linear algebra
  1133. geometric vector dual space.
  1134. prove
  1135. What is direct sum?
  1136. infinite-dimensional matrix multiplication
  1137. Eigenvalues for a matrix with equal and opposite diagonal entries?
  1138. matrix query
  1139. Condition number
  1140. non-abelian group or order 27
  1141. What is this ring called?
  1142. solutions to linear equations
  1143. Kernels and Images
  1144. diagonalizability
  1145. finding determinant of Vandermonde matrix
  1146. trace of a linear operator
  1147. Column space
  1148. Congruent Modulo
  1149. How to calculate Projected Airthmetic Mean
  1150. Degree of Extension
  1151. need help is hard
  1152. Zero Vector
  1153. field problem
  1154. Fun Closure Problem
  1155. Question about rref
  1156. proving a matrix is diagonaziable.
  1157. isomorphism
  1158. Many little linear questions
  1159. Which text? Second course in linear algebra
  1160. angle preserving linear transformations
  1161. Solving Linear Least square
  1162. 2 questions related to norm
  1163. about invertible and diagonalizable matrices
  1164. algebraic closure
  1165. Vector Subspace or Linear Manifold.
  1166. Regarding Orthogonal Transformations
  1167. solutions of system of nonlinear equations
  1168. Solvable groups
  1169. Prep for Algebra Comprehensive Exam #1
  1170. a question to vector subspace
  1171. Property of the adjoint operator
  1172. function vs mapping vs transformation
  1173. Regarding Determinants
  1174. It shows that V is the dual space of V*?
  1175. where is action free?
  1176. Hilbert spaces: Explicit example of an unbounded operator?
  1177. Crash course in abstract algebra
  1178. Prep for Algebra Comprehensive Exam #2
  1179. Prep for Algebra Comprehensive Exam #3
  1180. Orthogonal decomposition
  1181. recommend a text
  1182. ideals
  1183. Cartesian Tensors and transformation matrix
  1184. direct product
  1185. Galois Theory (degree 4 polynomial)
  1186. Understanding Normalizers
  1187. help with engenvalue analysis
  1188. slack variables
  1189. Showing that a subgroup is subnormal in the original group G
  1190. Subset of the integers
  1191. Understanding abelian Galois groups
  1192. Polynomial Ring not a Field
  1193. Help with identity for ideals...
  1194. Finite Simple Group
  1195. Galois extension of a field with Characteristic 0
  1196. Inner Product Space over Fnite Field
  1197. Field trace and norm (Equivalence between definitions)
  1198. Discriminant - Nice thinking stump
  1199. An elementary question regarding Galois theory
  1200. Understanding the field structure for A_5 and more
  1201. Addition of Subspaces
  1202. Ring theory
  1203. Group isomorphism and Polynomial ring modulo ideal
  1204. perfect
  1205. Operators in quantum mechanics
  1206. Help me with these proofs (vector spaces over finite fields)
  1207. Prep for Algebra Comprehensive Exam #4
  1208. geometry of discriminants
  1209. Arithmetic/Geometric Progression Problem
  1210. complementary slackness and the transportation problem
  1211. metric space
  1212. Finite dimention Lie algebras
  1213. Galois Solvable Group
  1214. complementary slackness and the transportation problem
  1215. Teaching Myself Linear Algebra
  1216. Hypermatrices and Hyperdeterminant
  1217. grassmann numbers
  1218. Need help to proof Adjugate Matrix...
  1219. orthogonal matrices
  1220. transformation
  1221. Gram–Schmidt process
  1222. Vector Spaces / Sub Spaces
  1223. Repost of "Carrying and cocycles" by james dolan (part one)
  1224. Set into Group
  1225. lie algebra, ideal and isomorphism
  1226. complexification of a vector space
  1227. what's the effect of using modular counting in matrices?
  1228. Irreducibility test for polynomials over Fp
  1229. demonstration/proof advice needed
  1230. linear independence after change of basis
  1231. Kernel of a Field Morphism?
  1232. Monads on Youtube!
  1233. adjoint representation
  1234. vector problem involving velocity and wind
  1235. Correct reasoning about direct sums proof?
  1236. Young Tableux and representation theory
  1237. Row-Reduced Echelon Forms
  1238. Representation theory?
  1239. Eigenmodes question
  1240. continuity in algebra?
  1241. why solvable is solvable
  1242. help...abstract algebra
  1243. leaving vector space stable
  1244. Ensuring injectivity of an operator
  1245. Easy Linear Algebra Question
  1246. Quick Question
  1247. adjoint of an operator
  1248. Difficult Problem
  1249. A vector is a vector is a vector
  1250. factor group
  1251. Isomorphism between rings?
  1252. Example of basis construction
  1253. Proving Rank(A^T) = Rank (A)
  1254. projections on Banach and Hilbert spaces
  1255. Advanced Linear Algebra
  1256. Circle and Infinity?
  1257. determing formula for T inverse
  1258. Primigenial ring... ideals question...
  1259. Matrix multiplication question
  1260. Stiffness Matrix
  1261. Another notation for the dual space
  1262. vector space
  1263. generators
  1264. question about injectivity/surjectivity => bijectivity
  1265. A cube with a zero density
  1266. vector space
  1267. Lie Algebra Question
  1268. Nilpotent Lie Algebras
  1269. matrix representation of complex space
  1270. Couple of Linear Algebra Questions
  1271. Free vector space
  1272. Lie groups in quantum mechanics
  1273. Basic Solutions and Linear Combinations
  1274. dimension of symmetric and skew symmetric bilinear forms
  1275. isomorphism and direct product of groups
  1276. Tough Question
  1277. algebraic integers of a finite extension of Q has an integral basis
  1278. Operator Question
  1279. Commutant of GL(n = 2, Z_p)
  1280. A question concerning matrix norms
  1281. vector subspace notation question
  1282. idempotent proof
  1283. Help me understand this proof
  1284. Decomposing Lie groups
  1285. Give the ranks of both the matrix of coefficients and the augmented
  1286. Jobs related to linear algebra
  1287. Automorphisms
  1288. linear equation Ax=b
  1289. extention field
  1290. Multiplicativity/Additivity and homomorphisms
  1291. Linear systems question
  1292. maschkes theorem/group rings
  1293. eigenvector existence in complex space
  1294. questions about the concept of subspace of linear transformation
  1295. subspace
  1296. spanning set
  1297. Group Action
  1298. visualising adjoint matrices
  1299. if A is nilpotent square matrix then I+A is invertibl
  1300. Group of symmetries on a regular polygon
  1301. Every finite subgroup of isometries of n-dimensional space...
  1302. Groups of prime order
  1303. Commutative rings with identity
  1304. GL ( n , Z/p )
  1305. if Ha=Hb then b belongs to Ha
  1306. How can I tell if this is a vector space?
  1307. Semi-Simple Lie Algebra Representations
  1308. Group Theory Problem
  1309. Some eigenstuff
  1310. A subspaces problem.
  1311. subalgebras of nipotent algebras
  1312. need help asap
  1313. Linear Algebra
  1314. Equivalent Class
  1315. group rings
  1316. Why y=2x+1 is not a vector space?
  1317. how to multiply two matrices??
  1318. weak/strong group identity axiom
  1319. Non-square matrices
  1320. whjat does R^n mean
  1321. linearly dependent
  1322. Grammar to Chomsky Normal Form
  1323. invertible conditions
  1324. Eigenspaces
  1325. An algebraic proof that a convex quadrilateral has intersecting diagonals
  1326. Significance of a singular matrix
  1327. General Algebra Question
  1328. Irreducible Polynomials p 5 degree 4
  1329. Commutative and homological algebra?
  1330. Primes in Kummer rings
  1331. Vector Dot Product
  1332. Positive definite real quadratic forms
  1333. Linear Question
  1334. is there a faster way to do this?
  1335. My Algebra Questions
  1336. Newton's Interpolation, numerical methods question
  1337. Bilinear forms & Symmetric bilinear forms
  1338. Group generated by Z_p and Z_q ?
  1339. a question about SU(2)
  1340. Groups and Symmetries
  1341. stupid/ simple question about g2
  1342. Normal Subgroup
  1343. how to prove rank(A+B)<=rankA+rankB ?thanks
  1344. soluble groups?
  1345. Cardinality of a basis of an infinite-dimensional vector space
  1346. Galois theory text for second semester undergrad algebra
  1347. Vector cross product
  1348. Can anybody help me in coset decoding?
  1349. Linear Functionals
  1350. Vector space over the rationals
  1351. Using Determinant
  1352. Crames Rule and equation of a plane
  1353. gcd as generator of ideal
  1354. Another infinite-dimensional basis question using transfinite induction
  1355. polynomials and function space over fields
  1356. Zero divisors: continuous functions over R
  1357. One more transfinite induction problem
  1358. A diamond lemma for rings?
  1359. inner products, operators, equality
  1360. Casimir operators
  1361. Is Jacobian Conjecture still open?
  1362. groups masquerading as isomorphic
  1363. quadratic forms of symmetric matrices
  1364. Anticommuting Ring that only has left or right inverse?
  1365. Linear combinations
  1366. What is linear algebra
  1367. [SOLVED] Basis
  1368. Inverse Matrix
  1369. Permutations commuting with their powers
  1370. Isomorphism with GLn(R)
  1371. is there an elegant way to find the singularities of an algebraic variety
  1372. Isomorphism
  1373. matrix multiplication
  1374. Abelian groups from the definition of a field
  1375. linear algebra questions
  1376. subspace question
  1377. Abstract Algebra
  1378. Abs Algebra
  1379. Proof on homogeneous equations
  1380. If x,y are (2,2) complex matrices such that log(xy)=log(x)+log(y) then x,y commute
  1381. Similar matrix and characteristic polynomial
  1382. Gram-Schmidt
  1383. Killing form question
  1384. Basis of a vector space
  1385. Spanning sets
  1386. Algebra Proof Question
  1387. Lie Groups and Representation theory?
  1388. Decomposing S3 (representation theory)
  1389. Adjoint of a linear operator
  1390. Matrix N is 'M symmetric' ?
  1391. Vector Spaces
  1392. Category Theory: ???What is up with these Diagrams???
  1393. Linear Maps/Coordinates/Basis
  1394. Combinatorial group and representation theory?
  1395. Commutative algebra?
  1396. [SOLVED] permutation of eigenvalues
  1397. counterexample so that (ab)^i=a^ib^i for two consecutive integers
  1398. Least amount of structure for vector space.
  1399. Determinant of Orthogonal
  1400. non singular
  1401. What is the difference between SO(3,1) and SO(1,3)?
  1402. Matrix algebra over finite fields
  1403. homomorphism on rings
  1404. Galois and Klein 4
  1405. Counterexample for an alternate definition for a group
  1406. Spanning
  1407. MIT OpenCourseWare Linear Algebra
  1408. isomorphism theorems
  1409. Order of 2x2 matrix group under mult. mod p
  1410. Vector Space Algebra of Minkowski Space
  1411. Finding the Basis?
  1412. vector space
  1413. Help! Diagonal matrix similar to upper triangular matrix?
  1414. Linear property of determinates
  1415. branches of group theory?
  1416. injectivity
  1417. identifying elements in V(x)W, V,W V.Spaces
  1418. Help!!!
  1419. LaTeX: Drawing Coxeter/Dynkin graph
  1420. Difference between a vector space and a field?
  1421. please help solving this
  1422. Who takes Linear Algebra?
  1423. Negative-definite inner products
  1424. Free groups.
  1425. Linear Transformation to Shrinking/Expand along a given direction
  1426. continuity of projection
  1427. matrix equation
  1428. Determinants...
  1429. Rank of matrices
  1430. highest weight (lie algebras)
  1431. Row reduction and linear maps
  1432. [SOLVED] vector spaces + proving of properties
  1433. Inverse of a fundamental matrix
  1434. Conversion from Cartesian to toroidal coordinates
  1435. Inverse of Upper Triangular Matrix
  1436. Tough Diophantine Equation
  1437. Question
  1438. Need help with easy linear algebra proof
  1439. simultaneous equations
  1440. Bruhat decomposition
  1441. representation theory
  1442. problem on linear independence and matrices
  1443. An Group
  1444. Classification of groups
  1445. Multilinear maps. Extensions.
  1446. finding conjugacy classes
  1447. Cutting equal numbers of different length pieces from a known length
  1448. Quaternions vs Vectors?
  1449. Help me construcing finite field, plz!
  1450. 2^k = n in Z/p
  1451. A transpose proof
  1452. Combinatorial Matrix problem - REALLY NEAT!
  1453. [SOLVED] maximisation problem
  1454. Help
  1455. Group Theory-solution to polynomial equations
  1456. equivalence classes in rings
  1457. Lie group and algebras
  1458. Galois Group Problem
  1459. Confused about this logic
  1460. Proofs
  1461. Representations of SO(3)
  1462. Stiffness matrix
  1463. Irreducible reps of maximal tori
  1464. Coset representation?
  1465. Linear Algebra Problem
  1466. Flawd logic
  1467. Induced Homomorphs, Isomorphs.
  1468. Linear Algebra: need suggestions for learning
  1469. zero product property for integers
  1470. Set Builder Notation???
  1471. Compound sentences ( and or )
  1472. Equations with absolute value
  1473. Finding the zero vector
  1474. Distributive Properties of the Determinate
  1475. Field Theory
  1476. Zero vector of a subspace
  1477. trasformation theory question
  1478. i got problem in understanding the Im finding theory
  1479. inverse linear least squares?
  1480. Isomorphisms?
  1481. Elements of SO(3)?
  1482. dim and null question
  1483. matrix multiplication
  1484. Algebra textbook
  1485. Ideals in Rings
  1486. Needed: Help with proving commutitivity
  1487. category t. book suggestion
  1488. Q1: Does A and its transpose have the same eigenspace?
  1489. Diagonal Matrix from vector
  1490. Help with Normalizers
  1491. Irreducibility in multiple dimensions
  1492. linear operators
  1493. Linear span
  1494. Vector projection problem
  1495. Vector subspace section
  1496. Making a set a basis
  1497. Reaching all of R^N by rotations from a linear subspace
  1498. Confused about unit vector equivalence
  1499. Determinant expansions
  1500. Linear Algebra problem
  1501. Subgroups of Quotient Groups
  1502. Idempotent Equivalence in Rings
  1503. Graded commutative algebra
  1504. turn a circle inside out: fun movie about topology
  1505. Showing a mapping is onto and/or one to one
  1506. maximal ideal question, + invertibility
  1507. Linear programming using the simplex method
  1508. Langrange multiplier with a three constraint problem
  1509. Matrix Binomials ?
  1510. identity map and injectivity
  1511. A little proof
  1512. Generation of isomorphic fields by separate algebraic elements
  1513. Root system?
  1514. geometric algebra cross product
  1515. Matrix Calculus
  1516. substitution of variables
  1517. [SOLVED] Is 0 a prime?
  1518. Point symmetry generators
  1519. Linear algebra show eigenvalue
  1520. [SOLVED] Normalizer &amp; normal subgroup related
  1521. character tables
  1522. Eigenvalues
  1523. how to find eigenvalues/eigenvectors
  1524. Subspaces of R2 and R3
  1525. Regarding Diagonalization of Matrix by Spectral Theorem
  1526. Proof required: The determinant of the solutions of a linear homogeneous congruence
  1527. geometric algebra solution for intersection of planes in RN
  1528. Good Video Lecture on MIT
  1529. Symbolic Vector Manipulation Software?
  1530. Commutitive law for vectors
  1531. matrix invertibility question
  1532. direct product groups
  1533. isomorph
  1534. S,T: V onto W are linear maps
  1535. Quadratic Regression on HP 50g
  1536. Eigenvalues and Laplace
  1537. localization
  1538. Norm of a Function vs. Length of a Vector
  1539. Orthogonormal and Basis Vectors
  1540. Finding a Parabola using three points, no equations
  1541. Finding powers of a square matrix
  1542. Problem with transformations in Rijndael's finite field
  1543. subspaces and dimension!!!!
  1544. PROOF: Independent vectors and spanning vectors
  1545. Doran/Lasenby. Commutator and symmetric products?
  1546. Herstein, Topics in Algebra, page 58
  1547. projection continuity problem
  1548. rang of matrix
  1549. Congruence
  1550. Help Needed for Vector Space Proof
  1551. valid argument ?
  1552. monotonius function
  1553. commutation property
  1554. Projection operators
  1555. x in dA => x isolated or strict limit (Topological space)
  1556. Linear Programming Theory, "Optimality Criterion" Question
  1557. "Completeness" of irreducible representations
  1558. reduction of a blade pseudovector quotient?
  1559. help with a subspace problem
  1560. Show that PL has matrix
  1561. `Forgotten' linear algebra
  1562. how to solve second-order matrix diffrential equation?
  1563. really dumb question: why do we use e_i for unit vectors?
  1564. A german translation request
  1565. The square root of Matrix!
  1566. sum of two prime ideals is prime ?
  1567. Topologically seperated
  1568. Quotient Spaces
  1569. Geometrical algebra's: simple equation
  1570. moore penrose inverse expressed as geometric product?
  1571. Doran/Lasenby example of determinant of linear geometric product operator?
  1572. closedness question about adjoint image
  1573. where to put the transpose?
  1574. The center of GL(n)
  1575. Entries in every row add to zero... (nullspace/determinant question!)
  1576. Need help finding equation of a plane
  1577. Inverse of Matrix Sum
  1578. linear dependence
  1579. Dashed arrow and solid arrow in category theory
  1580. *-rings
  1581. Signed angle between vectors
  1582. irreducible group
  1583. Linear combinations of structure constants
  1584. Basis of the kernel...
  1585. Unify principles of two formulae
  1586. Idempotents of the ring Z/100Z
  1587. Cyclic Subgroup of GL(2,q)
  1588. Higher Algebras in Computer Science
  1589. factoring a wedge product into vectors? (geometric algebra)
  1590. Linear Transformation
  1591. G-invariant linear characters (Representation Theory)
  1592. Connection between A(N-1) and SU(N)
  1593. Adjacency matrices for digraphs
  1594. Showing null space and range are invariant
  1595. Show all the ideals of R
  1596. Algebra
  1597. Can u understand my business coursework?
  1598. rank of a similar matrix
  1599. [SOLVED] Approximate eigenvalues
  1600. [SOLVED] Positive Definite Matrices
  1601. [SOLVED] Nilpotent matrices
  1602. floor(x)/y = floor(x/y), y in Z
  1603. Inverse Projection Problem
  1604. a problem in Lp spaces .
  1605. Kernel of the Transpose
  1606. Special Linear Lie Algebra
  1607. Some Galois Theory: Degree of elements in Q
  1608. Simple problem using eigenvalue/eigenvector
  1609. Isomorphism question - please help!
  1610. Differentiate function of outer product
  1611. Transition Matrix
  1612. Does the Jacobi equation imply a Lie algebra?
  1613. R^n and field
  1614. angle between two lines in space
  1615. Lattice
  1616. Question about Gelfand-Naimark
  1617. Question about Gelfand-Naimark
  1618. how to make given numbers grassmann
  1619. change of basis application
  1620. finding standard matrices?
  1621. Jordan Canonical form proof
  1622. [SOLVED] geometric algebra: longitude and latitude rotor ordering?
  1623. Linearly Independent Columns of a Matrix
  1624. parabola question
  1625. Two Phase Method
  1626. show a polynomial of degree n has at most n distint roots
  1627. Finding an affine transformation matrix
  1628. Tensors
  1629. matrix X^2=0 -> Tr(X)=0?
  1630. Hermitian operator
  1631. normal nxn matrices
  1632. [SOLVED] Question about a subset of Z
  1633. (Please help!!) If AČ = I, prove det A = ±1
  1634. [SOLVED] Geometric Algebra: Signs of electromagnetic field tensor components?
  1635. Positive Operator
  1636. Polynomial over finite field
  1637. Accelerometer calibration
  1638. Canonical Coordinates
  1639. Linear Dependent Question
  1640. Any tips on studying please?
  1641. A "trivial" question
  1642. Simple counterexample for claim about integral domains
  1643. Linear programming problem
  1644. Representation Theory
  1645. Taimanov Theorem
  1646. Prooving the Cayley-Hamilton Theorem
  1647. Vector Space
  1648. Linearise Logarithms
  1649. Determinant of diff. operators & Holomorphy
  1650. Find my mistake
  1651. Finding the face of an icosahedron in which a vector falls in
  1652. Need help: Proof Null-rank theorem with block matrices
  1653. Generalized eigenspace invariant?
  1654. Units and prime elements in euclidean rings
  1655. The module is injective iff it is a direct summand of an injective cogenerator
  1656. diagonalizable??
  1657. I don't get Eigenvalues or Eigenvectors
  1658. Generated by two subgroups?
  1659. subspace question
  1660. vector space isomorphism
  1661. conjugacy in algebra
  1662. Ambiguous Group Law
  1663. The (i,j)-minor of a matrix: multilinear map?
  1664. adjoint multiplicity
  1665. solvable polynomial definition problem
  1666. Using an accelerometer to measure speed
  1667. a zero column while solving
  1668. Automorphisms of Finite Groups
  1669. Tensor product of vector spaces
  1670. recognizing a product of two 3d rotations (matrices)
  1671. modulo groups
  1672. Gaussian Elimination?
  1673. Casey's thread of annoying Linear Algebra questions
  1674. Determinant of 10x10 Matrix
  1675. alternate definition of field?
  1676. Varieties, rings, fields
  1677. Checking for a point inside a region of a spherical surface
  1678. Tensor Product.
  1679. Normed space and its double dual
  1680. determinant question
  1681. boolean algebra...
  1682. Problem from Lang
  1683. Find the point D such that all the triangles have the same area.
  1684. eigenvalue kind of nilpotent problem
  1685. Transforms that Preserve The Dominant Eigenvector?
  1686. Least squares Ridge Regression - how to do with solver that takes matrix input?
  1687. finite presentation of groups
  1688. Eigenvector for Large Matrix
  1689. Field on R^3 and isomorphism between C and R
  1690. Geometry of Linear Systems
  1691. Tensor Product question.
  1692. solvable groups
  1693. Matrix of bilinear form
  1694. having difficulty with an Ax=b problem and understanding it
  1695. subalgebra of one less dimension
  1696. dimension of eigenspace, multiplicity of zero of char.pol.
  1697. finitely generated groups...
  1698. How to diagonalize NxNxNxN matrix
  1699. Connection between polynomials and groups
  1700. understanding root systems
  1701. Testing a Lanczos (tridiagonalization) algorithm
  1702. Maximisation
  1703. Rotating vectors and matrices
  1704. Different Type of Extension Problem for Groups
  1705. Least Squares source code in C++?
  1706. Infinite Set
  1707. simple summation question
  1708. universal algebra?
  1709. question regarding multiple steps in linear mapping
  1710. Show this need NOT be an ideal
  1711. Su(8)???
  1712. Eigenquestion
  1713. Linearly independent but not orthogonal, how come?
  1714. Proofs in mathematics
  1715. Pauli Matrices and Structure Constants
  1716. Quick Question About Tensor Products
  1717. Proof on Order of Elements in a Group
  1718. A Basis Question
  1719. eigenvalues & eigenvectors of N x N matrix?
  1720. Complex Cholesky Decomposition
  1721. Complex Cholesky Decomposition
  1722. Help with full rank factorization
  1723. trouble to draw protein helix
  1724. how do matrices work
  1725. findng a group between two groups...
  1726. Difference between a vector space and a field
  1727. Vector spaces...
  1728. Show G is a Group.
  1729. Michael Artin's Algebra
  1730. rotating circles in 3D
  1731. Simple question on disproving a group isomorphism...
  1732. Formal construction
  1733. Scalar field
  1734. how to evaluate Nonorthogonal basis?
  1735. Rotation matrix (nxn).
  1736. proof of normal matrix criterion
  1737. Infinite cyclic groups isomorphic to Z
  1738. Structure constants of su(2) and so(3)
  1739. Set Question
  1740. Conjuction of sets
  1741. Cross product
  1742. normal subgroup?
  1743. Does least squares regularization have to be iterative?
  1744. Subgroup of Sym(n)...
  1745. Semigroups: why semi-?
  1746. Hyperplanes...
  1747. Singer Cycles
  1748. Natural isomorphism of Left adjoints
  1749. quadratic form question
  1750. group homomorphism
  1751. Recursive solution of determinants
  1752. A Proposition in Galois Theory
  1753. Polynomials in Z modulus 9...
  1754. Check my work (Spivak problem in Calculus on Manifolds)
  1755. Vector Space Sums
  1756. semisimple modules
  1757. semiprime ring
  1758. modules
  1759. ring theory
  1760. need help identifying operator
  1761. Primitive polynomials
  1762. Noetherian ring
  1763. Z_4 is not a simple group.
  1764. IS f(x)= x^4 + x^3 -x^2 - 2x -2 irreducable over Q??
  1765. primitive 5th root of unity extension
  1766. ker(phi) = {0}, then phi injective?
  1767. Possibly stupid question
  1768. solvable group of matrices?
  1769. eigenvalue question, hermitian matrix
  1770. Spreading vectors around an area
  1771. Linear least squares, condition number
  1772. Irreducable ploynomial in Z5
  1773. isomorphic groups that have different properties?
  1774. projective modules
  1775. Polynomial factor rings
  1776. Rank of a matrix
  1777. Integers. I need help on this one please???
  1778. Givens rotations versus Euler angles
  1779. prime and jacoboson radical
  1780. Why not embed F/R into F?
  1781. a simple domain not being skew field?
  1782. algebra
  1783. strongly nilpotent
  1784. Transforming a 4x4 matrix from one base to another
  1785. Direct Sum
  1786. n^2 Modular Arithmetic
  1787. a question of fully invariant subgroup
  1788. eigen value problem
  1789. basic group theory
  1790. Cardan's cubic equation
  1791. skew symmetric matrix question
  1792. Generalized Eigenvectors
  1793. solving questions
  1794. doubt in two phase to solve LPP
  1795. string
  1796. Duals in Dirac Notation
  1797. primitive polynomial?
  1798. Order of Elements!
  1799. # of different binary ops. on a set S
  1800. Is partial trace still cyclic?
  1801. Equivalence relation in complementary subspace
  1802. Abstract Algebra - Q/Z
  1803. Name of Norm-preserving Linear Transformations?
  1804. a question of element order of finite group
  1805. finding a polynomial when only given five points
  1806. vectors, dual vectors
  1807. Markov Chain - Rat w/4 Rooms
  1808. Need help! Inverse!
  1809. How to find vector coordinates in non-orthogonal systems?
  1810. The logic behind the cross product with units...
  1811. Normal subgroups and Abelian property
  1812. properties of 4x4 symmetric matrix with eigvals E1, -E1, E2, -E2
  1813. very important........
  1814. need some advice for linear algebra
  1815. Abstract Algebra
  1816. characteristic polynomial splits into linear factors
  1817. The convergence of a matrix equation
  1818. matrix rref (with variables!)
  1819. Finite Dimensional Vector Spaces - Paul R. Halmos
  1820. quotienting is a generalisation of division!
  1821. polynomial of degree 7
  1822. odd determinant
  1823. normalizer of Sylow p-subgroup of simple groups A_n
  1824. why doesn't this presentation embed?
  1825. Why the need for Lagrange's Theorem?
  1826. properties of the matrix representation of a cross product
  1827. Geometric interpretation of SVD
  1828. Lattices in nilpotent Lie groups
  1829. Interpretation of A A^T
  1830. Characteristic of basis?
  1831. c10 Group, 10th roots unity with complex number multiplication
  1832. Determinant formula in monomials -- can it be generalized?
  1833. Isomorphic groups?
  1834. 2x2 matrix inverse
  1835. Finding all vectors normal to a given set of vectors
  1836. Hermitian vs. self-adjoint operators
  1837. Groups
  1838. Complex conjugate variables as independent variables in polynomial equations
  1839. Linear algebra and circuits
  1840. cross product and vector space
  1841. ideals of direct product of rings are direct product of respective ideals?
  1842. counting cycles in a permutation
  1843. countability of basis
  1844. number of distinct base
  1845. color theory:rgb to cmyk detailed mathematical description
  1846. Linear Independence/Dependence of Vectors
  1847. Why is a homomorphism the way it is?
  1848. Question about Group theory
  1849. Vector space of the product of two matrices
  1850. Difference between R-algebra and R-module (R is a commutative ring)
  1851. Diophantine Equation
  1852. function proofs
  1853. modular arithmetic
  1854. modular arith 2
  1855. proof of composites
  1856. Matrix exponentials
  1857. matrix rank
  1858. RQ decomposition from QR decomposition
  1859. Congruence Class - Proof of a number divisble by 7
  1860. What is the purpose of the transpose?
  1861. linear operator decomposition
  1862. Subspace question
  1863. Group representations
  1864. Linearly dependent set of vectors?
  1865. showing isomorphism?
  1866. Spanning set
  1867. Does this make sense?
  1868. If ab in G, then a and b in G??
  1869. Cauchy-Bunyakovsky-Schwarz inequality
  1870. order of non-disjoint cycles
  1871. prove not isomorphic?
  1872. help regarding WLS?
  1873. generator of quotient group
  1874. Question about a Theorem in Gallian's "Contemporary Abstract Algebra"
  1875. Solving Polynimals in the ring mod p^r
  1876. real spectrum, not self-adjoint
  1877. Making a collection of sets as a group
  1878. Alternating group A_4?
  1879. Linear Transformations
  1880. Eigenvalues
  1881. Size of GLn
  1882. Algebraic Equation
  1883. how to end the proof
  1884. Linear transformation of a 2nd order pde
  1885. RREF help
  1886. Solving AM = MB
  1887. What do you call this homomorphism?
  1888. matrices
  1889. Question regarding sylow subgroups..
  1890. Representing a dot product with Sums.
  1891. Tensor components of a Hodge dual
  1892. just starting linear algebra
  1893. [a,b] is sequentially compact
  1894. The order of cyclic subgroups
  1895. examples of non abelian p-group
  1896. projection matrix onto a subspace
  1897. Subset of a group
  1898. number of 2-elements
  1899. Homomorphism between commutative rings
  1900. X=i
  1901. Cross Product Polar Coor
  1902. question about centralizer and normalizer
  1903. light cone question
  1904. basis vectors, again
  1905. Tannaka Krein duality
  1906. Asking for Linear programming problems
  1907. Any deep results from Hopf Algebras (or Quantum groups)?
  1908. All homomorphisms on Z to Z
  1909. is integration of polynomial a bilinear for
  1910. Understanding " f:S --> R"
  1911. Element order in factor groups
  1912. determining whether homomorphism or not
  1913. Parametrising a surface
  1914. Recommend a good Linear algebra text.
  1915. Proving H is normal
  1916. Finding a vector orthogonal to others
  1917. Wedge product
  1918. Orders of products of group elements.
  1919. Equation of a plane (General and Point-Normal Form)
  1920. Order of an element in relation to the centre.
  1921. Adjacent Transpositions of Permutations.
  1922. Distance between point-plane & plane-plane
  1923. Covariance of Generalised Inverse?
  1924. Group - How to transform?
  1925. Quotient space example
  1926. Simplicity of sl2(F)
  1927. Matrix Transpose
  1928. Pseudo Inverse and Transpose
  1929. Solving vv^T = M
  1930. When to us dot versus cross product
  1931. normal groups
  1932. Simple intuitive/graphical interpretation of the Gauss-Seidel method
  1933. Is this matrix famous?
  1934. Scalar triple product, volume, and ordering
  1935. looping in algebra with programming?
  1936. Tensor product of two vectors
  1937. Find eigen values?
  1938. parity of permulation groups
  1939. Jordan Canonical Form
  1940. matrix multiplication question..
  1941. Order of groups in relation to the First Isomorphism Theorem.
  1942. Levi Theorem
  1943. Is every Toeplitz matrix invertible?
  1944. Matrix Identify involving Diagonal Matrix
  1945. Group Theory question
  1946. precise definition of linear combination
  1947. least-squares solution
  1948. Isomorphisms between cyclic groups!
  1949. linear representations
  1950. lie algebra
  1951. Lie Subgroup - Cartan's Theorem
  1952. difficult polynomial and determinant formula
  1953. generalised cartan matrix
  1954. Positive-semi-definite matrix
  1955. generator of the additive gr. Z_m
  1956. Any implications of this diagonal element inequality?
  1957. nullity and column spaces
  1958. dimension of vector spaces
  1959. Group of units of a field
  1960. Approximate finding nearest neighbor vectors
  1961. mapping ( linear transformation)
  1962. Very very quick quiestion about D_4?
  1963. eigenvectors of commuting matrices
  1964. image of a linear map
  1965. Solubility of the General Linear Group
  1966. primitive matrix
  1967. Prove quotient ring of PID is PID too
  1968. for help
  1969. quadratic forms
  1970. Dilema about Z_10--->Z_10??
  1971. Knot Theory
  1972. Theorem concerning free abelian groups
  1973. Triangular Form of a matrix
  1974. General Solution of Matrix
  1975. Isomorphism beetwenn vector space and sub space
  1976. Number of invertible/non-singular matrices over a finite field
  1977. Module action sends zero to zero?
  1978. Inner product on root space (lie algebra theory)
  1979. Vector Space, dimensions and kernal rank
  1980. Group Action on a Set
  1981. Solution space to homogenous equations.
  1982. real and complex canonical forms
  1983. Linear Algebra textbooks
  1984. Jordan Normal Form & Wronskian Derivative
  1985. Lie Algebra Casimirs
  1986. affine fixed points
  1987. group symmetry
  1988. vector product in Cł
  1989. su(n) to sl(n,C)
  1990. z-transform
  1991. Number of primative roots in finite fields of order p^n
  1992. basis change matrix
  1993. Chinese remainder theorem
  1994. Confused about Ax=b
  1995. methieo group
  1996. inner product questions
  1997. inner product space of matrices
  1998. Z[i]-module Question
  1999. p-Sylow subgroup congruence
  2000. commutative diagram, module homomorphisms
  2001. valuation ring questions
  2002. n-divisible, n-torsionfree
  2003. Vector spaces
  2004. Irreducible Polynomial over Z
  2005. Building positive roots from simple roots
  2006. Euclidean Norm
  2007. Galois extension, lattice of subfields
  2008. Why is the Gram-Schmidt Process Numerically Unstable?
  2009. Dot Product
  2010. Symmetric group (direct product and decomposition)
  2011. Symmetric matrices
  2012. Linear Algerba - Finding linearly independent vectors
  2013. Properties of the leftnullspace
  2014. T-invariant subspace
  2015. lie algebra su(2)
  2016. direct product of rings
  2017. Continuity of Matrix Inverse
  2018. C(ab) = c(a)?
  2019. product nonhomogeneous matrices
  2020. How to find the spectral decomposition of T
  2021. Diagonalizable and Nilpotent
  2022. Generalized Spin Matrices
  2023. Ordered Basis
  2024. Tensor Product Construction
  2025. Raising Matrices to power of n. (complex)
  2026. Quadratic forms, diagonalization
  2027. equivalence relations?
  2028. A Line in Three Dimensions
  2029. Dual Vector Spaces
  2030. Root of Non-Linear Eqn (Numerical Method)
  2031. Linear Algebra Question
  2032. this upper limit is wrong...!! I need a help
  2033. Relation between rank and number of non-zero eigen values.
  2034. does group theory deal with asymmetry?
  2035. questions about group presentations
  2036. Rep tensor product of GL(2,C)
  2037. Linear Transformation from R^2 to R^3
  2038. Non-Associative groups
  2039. basis
  2040. permutation mapping
  2041. what are the rank conditions for consistency of a linear algebraic system?
  2042. Studying abstract algebra?
  2043. How to show two rings are not isomorphic
  2044. Finding Axes of Conic Section Equation
  2045. The Jordan-Hölder theorem
  2046. Diagonalizable Matrices & Eigenvalues!
  2047. Consisity of non-homogenous systems of linear equations
  2048. Mueller matrix - rotation
  2049. Inner Product Clarification
  2050. Help w/ Proof in Category Theory
  2051. AX=B versus Ax=b
  2052. Representation of a Rotation Matrix
  2053. Apparent fallacy in linear operator theory
  2054. Binary polyhedral groups
  2055. Isomorphism between R^inf and a proper subset of R^inf
  2056. Condition on minors to be Positive Semidefinite (PSD)
  2057. Cartesian coordinate space transformation question
  2058. Rows that get zeroed out during elimination
  2059. challeng !!!!! in simplifying the Grammer
  2060. Why eigenvalue specification reduces the no. of LI equations?
  2061. Proof, intersection and sum of vector spaces
  2062. natural isomorphisms
  2063. Symmetric group to metric space
  2064. Linear transformation and its matrix
  2065. need help designing a model and using excel
  2066. One-parameter subgroups and exponentials
  2067. Forming a basis
  2068. Linear Dependence
  2069. correspondence between between tensor product and bilinear maps
  2070. Proof of the Riesz theorem
  2071. Elementary Row Operations - only need two?
  2072. Linear independence and orthogonaliy
  2073. Subrings and Subfields
  2074. Cartan/Weyl basis. Please check I understand it properly
  2075. Lagrange Polynomials Questions
  2076. Matrix multiplication: Communicative property.
  2077. minimal invariant subspaces
  2078. direct sums
  2079. torsion-free modules
  2080. Dot product of tensors?
  2081. New to this kind of math
  2082. addition of subspaces
  2083. Coordinate Transformation Property
  2084. Orbit?
  2085. Factorization of Polynomials over a field
  2086. Fermats little theorem on permutations
  2087. Matrix Exponential
  2088. Dimension of a Matrix?
  2089. Trace and Determinant
  2090. Ideas on Linear Algebra proof
  2091. Vector spaces
  2092. Group of Rotations
  2093. Polynomial ring
  2094. Laplace transform as a dual space
  2095. Equivalences
  2096. Difficult Question on Permutations
  2097. Hubbard's & Hubbards "Concrete To Abstract" Function
  2098. O(V) and SO(V) algebras
  2099. Vector Norms
  2100. Matrix Operations
  2101. Linear Space
  2102. complex orthogonal group
  2103. Matrix pseudo-inverse to do inverse discrete fourier transform
  2104. Solve for a
  2105. Vector subspace as the space of solutions to matrix multiplication
  2106. Homomorphism from Z into a nonabelian group
  2107. Number of groups of a given order?
  2108. Bilinear forms
  2109. basis of subspace
  2110. Dot product between Spherical and Rectangular.
  2111. Trace of a matrix equals sum of its determinants?
  2112. Direct limits
  2113. need to find eigenvector that corresponds to max eigenvalue
  2114. Localizations of Z
  2115. eigenvalues - real and imaginary
  2116. Proof of ab|c
  2117. Wedge Product
  2118. Kernel <--> Ideal?
  2119. Please help! Field extension problem
  2120. Kronecker Delta use
  2121. Symmetric Matrices to Jordan Blocks
  2122. Quandles
  2123. Transformation matrix, vector algebra word problem
  2124. question for the spanning set
  2125. On the invertibility of symmetric Toeplitz matrices
  2126. Adjoint representation of a Lie algebra of a same dimension that the basis representa
  2127. Transforming a 3D vector using matrix
  2128. Orthochronal subgroup of the Lorentz group
  2129. Splitting Fields
  2130. Projection matrices
  2131. Matrice word problem
  2132. how to determine galois group?
  2133. frobenius map
  2134. Finitely generated ideals
  2135. what is Wyckoff symbol?
  2136. How many inversions are there?
  2137. Null space and Column Space
  2138. Good linera algebra books for beginners
  2139. how to solve for a_k in this linear system ?
  2140. A "simple" question about isomorphisms
  2141. Dot product & Cross product
  2142. I still don't quite get the idea of subspaces, span, and range...
  2143. involutions (of real functions)
  2144. composition of functions
  2145. Subspace spanned by a vector
  2146. module question
  2147. Question on order of an element
  2148. What do we call the function in this diagram?
  2149. Orthogonal group over finite field
  2150. Linear algebra question about matrices
  2151. how to formalize this unary operation?...
  2152. convolution inverse
  2153. scalar product and isospace
  2154. Determinant of Vector Space?
  2155. Linear algebra question....
  2156. finitely generated modules and endomorphisms
  2157. subgroups in universal algebra
  2158. Are these statements TRUE or FALSE...and why?
  2159. Does this concept have a name?
  2160. Inverse (LS) problem for binary data
  2161. Grammar into normal form
  2162. Algebra is like a black box?
  2163. Linerization of non-linear models
  2164. Commutator question.
  2165. union of subspaces of a linear space
  2166. What kind of group is this?
  2167. Determine whether or not something is a subspace
  2168. What do the directions of eigenvalues represent?
  2169. pointwise-product (meaning?)
  2170. Exercise 56 in chapter 1 of Lang's algebra
  2171. Whether the morphism has special name
  2172. Matrix teaser...any suggestions?
  2173. Which are true?
  2174. products of representations
  2175. Nilpotency of Matrix with one eigenvalue
  2176. Sirjective Fuction
  2177. Surjective Fuction
  2178. mathematical physics
  2179. Coordinate Transformation - velocity?
  2180. Quartic with complex coefficients
  2181. Terminology
  2182. Computer Vision, Corners and Eigenvalues
  2183. Various proofs I just want to verify
  2184. Finite abelian group of size p-1
  2185. Representations of algebras?
  2186. a nonlinear system of algebraic equations
  2187. elimination of parameter
  2188. Span
  2189. dimension of preimage question!
  2190. Matrix rep. of form, before and after tensoring.
  2191. Are vector spaces spans?
  2192. generator of ciclic group over finite field
  2193. Topological properties on Linear spaces
  2194. Composition of Linear Transformation and Matrix Multiplication
  2195. Composition of Linear Transformation and Matrix Multiplication2
  2196. The generalized rank-nullity theorem
  2197. For vector AB, how to find vector B given vector A and the angle between
  2198. Character of a representation
  2199. transforming a 6x6 stiffness matrix
  2200. Taylor Algebra?
  2201. Strang's book, question about exercise
  2202. GR Math: how does tensor linearity work?
  2203. Applications of Abstract Algebra?
  2204. Bases, Invertibility and Injectivity Query
  2205. Cost Function
  2206. some linear algebra problems i need help with
  2207. Basis of a module
  2208. a question of order of the product of two elements
  2209. proof for cross product (please)
  2210. Easy questions
  2211. Decreasing numbers equation
  2212. Diagonalizability and Invertibility
  2213. Morphism which preserves convolution?
  2214. Meaning of strong eigenvalues
  2215. Equivalence of Unimodular (Quadratic)forms on Abelian groups
  2216. Antisymmetric but non-symplectic
  2217. multiplication modulo p
  2218. Composition of Linear Transformation and Matrix Multiplication
  2219. Rectangular matrices question
  2220. Lorentz according to Bamberg & Sternberg
  2221. Invertibility
  2222. commuting linear maps
  2223. Invertibility2
  2224. Simple Field Extension Question
  2225. Irreducible Polynomial
  2226. Oblique projection
  2227. Algebra for rotations
  2228. I have a problem about rank of positive semidefinite matrix
  2229. Infinite dimensional representation of su(2)
  2230. Null space of 3x3 matrix
  2231. Span is a subspace proof
  2232. Change of Coordinate Matrix
  2233. Common roots of multivariate polynomials
  2234. Singular Values & Linear Transformations
  2235. Polynomials and finding a basis
  2236. Proof about an odd degree polynomial
  2237. Homogenous Polynomials and Algebraically Independent Sets
  2238. A question about the rank of a linear operator
  2239. Applications of Linear Inequalities?
  2240. vector
  2241. Q(sqrt(2)) and Q(sqrt(3)) not isomorphic?!
  2242. Proof.
  2243. A question about the rank of the sum of linear transformations
  2244. Structure of elements of the unitary group
  2245. About rank-nullity theorem
  2246. Vectors and Angles
  2247. Solving simultaneous linear difference equations
  2248. Complex Vectors in Geometric Algebra
  2249. Jordan Can. Form of Frobenius map
  2250. The rank of a matrix
  2251. Tips on finding the eigenvalues of a 3x3 matrix
  2252. Rank 0
  2253. x_tanspose*x vs. x*x_transpose
  2254. co/contra/in-variance of tensors in abstract algebra
  2255. Subspace proof
  2256. Isomorphisms
  2257. Isomorphisms between cyclic groups? (stupid question)
  2258. Is this MathWorld page wrong? (it's about hyperplanes)
  2259. Universal algebra?
  2260. two independent eigenvectors
  2261. ONTO - Surjection
  2262. Characteristic Polynomials and Minimal polynomials
  2263. Schur decomposition ambiguity
  2264. Modulus
  2265. little bit confuse on vector space
  2266. Orthogonal Complements.
  2267. Linear Algebra>Calculus
  2268. Discrete Fourier Transfrom Spectrum
  2269. Basic question, vectors into matrices
  2270. Finite Field Question
  2271. Use of representation theory?
  2272. solving an example, vectors as rows or columns of a matrix = same solution.
  2273. Relation between spectrum in algebraic geometry and spectrum in functional analysis
  2274. Galois Theory
  2275. Question on Galois Group
  2276. About the basis of a quotient space
  2277. About the isomorphism of 2 infinite-dimensional vector spaces
  2278. compact right topological semigroup ??
  2279. Basis
  2280. Linear Algebra
  2281. Solve this.
  2282. Normalization
  2283. Easy decomposition question
  2284. I need a second opinion on a Graph Theory proof.
  2285. Eigenvectors and Manipulations on the Matrix
  2286. Determinants of order n
  2287. Show every group of order 77 has elements of order 7 and 11
  2288. Determinants
  2289. Changing the subject of a formula
  2290. Embed Sn in A(n+2)
  2291. Learning Algebra
  2292. Linear independence of eigenvectors
  2293. Why are the casimirs independent of the representation
  2294. Eigenvalue
  2295. Transformation of some formula
  2296. Multi-dimensional regression
  2297. Field theory and valuations of codimension 2?
  2298. Practical Uses for Eigenvalues
  2299. Peer evaluation dilemma
  2300. Simple category theory isomorphism
  2301. linear combination of vectors
  2302. Rank of a matrix
  2303. About the idempotent R-homomorphism
  2304. About R-module
  2305. About a torsion module
  2306. numerically solving the null vector
  2307. Linear Algebra Definitions
  2308. System of nonlinear algebraic equations
  2309. reference frames
  2310. plot graph of points with known inter distances
  2311. Galous group, modules
  2312. The subtle difference between matrices and linear operators
  2313. Diagonalization
  2314. Determine if linearly independent?
  2315. Norm Satisfying the Parallelogram Law
  2316. Solving Differential Equations
  2317. Diagonalization-ordered basis
  2318. Finding the equation of a plane in 3-space
  2319. eigenvectors of first-order differential equation
  2320. Diagonalization 2
  2321. set notation
  2322. Proof of Congruence Transformation
  2323. I need help please?
  2324. How to know if the given vector is less or greater than the other vector?
  2325. the galois group of x^4 + 1 over Q
  2326. Direct Product of two Groups
  2327. signature
  2328. Eigenvalue theorem
  2329. Injective linear tranformations
  2330. Discrete hellmann-feynman theorem ??
  2331. Prove - determinant
  2332. Eigenvalue question
  2333. vector identity
  2334. Linear Algebra Exam Papers
  2335. Calculating Dim(ran(T) & Dim(Ker(T)
  2336. Axioms of Vector Spaces
  2337. Generators of R4
  2338. A weird eigenvalue problem
  2339. Matrix entries
  2340. Condition for a matrix to be Positive semi-definite
  2341. false proof
  2342. If x is a cycle of length n, x^n is the identity.
  2343. Characteristic Polynomials/Eigenvalues
  2344. linear depedency
  2345. Groups and graphs...
  2346. collinear vectors over finite fields
  2347. Inner Product of 0 vector, & Complex numbers
  2348. Eigenvalues and Eigenvectors of 3x3 matricies
  2349. When are linear transformations not invariant?
  2350. Dividing By Zero
  2351. Geometric intepretation of matrices
  2352. Is there some can help on block Toeplitz matrix
  2353. span(S1 ∩ S2) ⊆ span(S1) ∩ span(S2)
  2354. Point on a Vector?
  2355. How to orthogonalize Householder for Toeplitz
  2356. Eigenvalues and eigenvectors of symmetric 2x2 matrix?
  2357. Trigonometry of a sphere
  2358. functions and infinite dimensional vectors
  2359. Does isomorphic imply....
  2360. The minimal polynomial
  2361. How to solve this Riccati equation?
  2362. The (i,j) component of a Kronecker product?
  2363. 3 questions about matrix lie groups
  2364. Classifying a Lie Algebra from some brackets
  2365. About the linear dependence of linear operators
  2366. About the invariance of similar linear operators and their minimal polynomial
  2367. What is exactly a Trace ?
  2368. clueless about inner products
  2369. How to Obtain Similar Eigenvalues
  2370. E-values/E-vectors
  2371. what is the name for f(ab)=f(b)f(a)?
  2372. is there a name for ab=k
  2373. ax + b Least Squares Minimization Standard Form
  2374. Another necessary condition for Positive Semidefiniteness?
  2375. Symmetry of eigenstates
  2376. Are you able to solve this Simple Matrix Challenge?
  2377. Lie Algebras
  2378. non-adjoint conjugate
  2379. semigroup partitions and Identity element
  2380. Eigenvalues and Eigenvectors uniquely define a matrix
  2381. (sub)semigroup with an endomorphism
  2382. Question about orthogonal projections.
  2383. Cyclic abelian group of order pq
  2384. subgroup wth morphism into itself
  2385. Simultaneously diagonalization?
  2386. Greatest common divisor of polynomials
  2387. Question about Direction Cosine Matrix
  2388. Linear subspaces challenging question
  2389. Commutators
  2390. Another question about projections.
  2391. How could I change an equation to look the same as it did with "inverted" axes?
  2392. Vandermonde matrix
  2393. Question about a proof.
  2394. Dihedral cipher? I believe
  2395. subspace of a matrix
  2396. Index conventions
  2397. F4 algorithm for calculating Groebner bases
  2398. 4-vectors and tensor algebra
  2399. Prove eigenvalues are real
  2400. adjoint transformation (inverse)
  2401. Constructing an irreducible polynomial in Z_{p^(m+1)}
  2402. Algebra
  2403. Basis for the set of all cts fns?
  2404. Factorisation
  2405. Question about Gram-Schmidt orthogonalization
  2406. Rotation matrices in R^3
  2407. Trace operator
  2408. Unimodular Matrix
  2409. Symmetric matrices maybe
  2410. A matrix is diagonalizable when algebraic and geometric multiplicities are equal
  2411. A matrix is diagonalizable when algebraic and geometric multiplicities are equal
  2412. conjugate homogeneity
  2413. how coefficient matrix property change with dt?
  2414. Exponential of a Matrix
  2415. Describing the Sylow 2-subgroups of S5
  2416. Relating to Duality in Vector Spaces
  2417. Transformation matrix on tensors
  2418. Matrix with Orthonormal columns
  2419. Diagonal Matrix Proof help
  2420. what kind of space is this?
  2421. what can the multiplication table tell us about the representation?
  2422. Group (Associativity of Binary Operators)
  2423. Schwarz inequality
  2424. Irreducible Representations of so(4,C)
  2425. making T self adjoint
  2426. Clifford algebra
  2427. matrix determinant operator commutative?
  2428. Lanczos Algorithms via Polynomial approach
  2429. Linear Equations
  2430. numerical algorithms for finding an eigenvector
  2431. Question about the definition of a vector space...
  2432. Is a symmetric matrice allways nonsingular?
  2433. Non-uniform bi-linear interpolation
  2434. How do i get the point of intersection of a line and a circle?
  2435. Reconstructing operator matrix from subspace samples
  2436. Shilov's Linear Algebra determinant notation.
  2437. SU(3) representation mystified need help
  2438. basis in function space
  2439. Linear Algebra and Vectors
  2440. how to find two endpoints of a line..??
  2441. question about positive operators.
  2442. column space of a matrix
  2443. Transformation to flip handedness of a 4-vector
  2444. Projection matrix
  2445. Lie Group sans Identity Matrix
  2446. preconditioner implementation
  2447. Obscure determinant question
  2448. geometrical interpretation of dot product (trying to prove)
  2449. Proof
  2450. Why is Ax in col(A) if (A^T)Ax=0
  2451. null matrix and invertible matrix
  2452. Spherical Radial Functions and Zonal Spherical Functions
  2453. Eigenvalues and eigenvectors of this matrix
  2454. innner products and basis representation
  2455. Must every linear operator have eigenvalues? If so, why?
  2456. Getting comfortable with homological algebra
  2457. Strange form of diagonalization
  2458. Minimising a vector over a restricted range
  2459. Isomorphism (Fraleigh 7th: Section 5)
  2460. LU Decomposition
  2461. polar decompositions
  2462. eigenvalue with multiplicity k resulting in k orthogonal eigenvectors?
  2463. confusing about linearity and nonlinearity
  2464. Connection
  2465. Conjugate of a matrix and of a function
  2466. Cube and square doubles
  2467. proving a group is abelian
  2468. Lorentz Force Equation
  2469. Hoffman and Kunze
  2470. Hermitian inner product btw 2 complex vectors & angle btw them
  2471. Group cohomology problem
  2472. Group.
  2473. Proof of inner product for function space
  2474. Condition for positive definite-ness
  2475. Cayley's theorem
  2476. abstract algebra - direct sum and direct product
  2477. Mystery equation written by an 8yr old
  2478. Group Action and a Cartesian Product
  2479. Adjugate matrix
  2480. Solving Matrix Equation (factorization)
  2481. Eigen-analysis insight
  2482. sum of infinitesimal rotations around different points in 2D space ?
  2483. I can't understand most of the topics on my Linear Algebra Book.
  2484. Find a permutation of order 15 in S8.
  2485. Linear transformation between bases...
  2486. Root finding problem
  2487. Help using Cramer's rule to show properties of determinants
  2488. linear combination
  2489. Information about the maximum
  2490. Kalman filters
  2491. Rotation of Elipse axes from covariance matrix
  2492. Can I use inverseof matrix?
  2493. Group Theory and Social Groups.
  2494. matrices infinite
  2495. Category Theory
  2496. How to find a basis of a subspace V = {(x1; x2;….; xn) | Σni=1 xi=0}
  2497. Isomorphic G sets
  2498. Dot Product Notation Clarification
  2499. group cohomology
  2500. Vector space property
  2501. Lie 3-Algebra
  2502. Need help to using matrix to solve.
  2503. Characteristic Zero
  2504. Trace of a matrix and an expansion of eigenvectors
  2505. Length of Vector Tensors
  2506. non commuting operators
  2507. Normalizer subgroup proof...proving the inverse
  2508. System of linear equations-unique, infinitely many, or no solutions
  2509. Normal sylow subgroup of a group of order p^aq^b
  2510. Projection of vectors and scalars
  2511. Monster Group Talk
  2512. A question about isomorphism
  2513. A question about the characteristic equation
  2514. Determinant of matrix
  2515. A strange kind of subspace
  2516. A strange kind of subspace
  2517. Solutions to a set of polynomials...(Commutative Algebra)
  2518. A General Linear Group question
  2519. Determinant of an orthogonal matrix
  2520. Proof
  2521. Parseval's equality and theorem?
  2522. Vector space question
  2523. Is "single valued" too restrictive for functors?
  2524. Linear Algebra Project
  2525. The order and signature of a k-cycle
  2526. Eigen values/vectors large symetric matrix
  2527. Direct Sum of Subspaces
  2528. Sums of Subspaces
  2529. Theorem from Hoffman and Kunze
  2530. equation of ellipsoid
  2531. question about matracies
  2532. Nilpotent Matrices
  2533. Cramer's rule
  2534. Alternative way to add numbers
  2535. Question about proof
  2536. determinant.. help!
  2537. Plane Fitting with Linear Least Squares
  2538. Quadratic forms
  2539. Organizing output in MATLAB
  2540. Clearer Understanding of Permutation and Transpositions
  2541. New equation
  2542. Linear mapping
  2543. About field
  2544. Exponential of (Markov Chain) Transition matrix
  2545. symmetries and shift of coordinates in 3D
  2546. Characteristic polynomial for nilpotent matrix.
  2547. Classification of the representations of the Lorentz algebra
  2548. primitive elements
  2549. Skew Symmetric Determinant Proof
  2550. Symmetric definite matrix is being pushed to indefinite in generalized eigen problem.
  2551. Linear algebra problem
  2552. Linear injective mapping
  2553. question on homogeneous systems
  2554. Problem regarding computation of factor groups.
  2555. Proof
  2556. Matrices
  2557. Householder matrix Proof
  2558. Invariance of Transformations
  2559. Quaternions
  2560. Right coset and orbits
  2561. Injection, surjection, and bijection
  2562. Basis of a nullspace
  2563. Sylow
  2564. Anyone familiar with Abel's insolubility of the quintic proof
  2565. Proving tr(A A^T) = tr (A^T A)
  2566. Just wondering about the "structure" of a determinant...
  2567. Prove that if A is an invertible matrix and AB = BC then B = C.
  2568. can vector spaces and their subspaces be visualized effectively?
  2569. How does XOR qualify as a linear function?
  2570. Group theory, isomorphism
  2571. Bijection between Orbit and Stabilizer
  2572. Commutatuve and not associatuve operation
  2573. Dihedral and Symmetric Group
  2574. Linear Operator and Self Adjoint
  2575. Vector spaces
  2576. Rank of a sum of matrices
  2577. group theory problem
  2578. Cross product!
  2579. Tidying up Vectors
  2580. Eigenvalues
  2581. Quaternion for 3D FPS Camera
  2582. Isometry
  2583. Help solving an eqn in Matlab
  2584. What's wrong with my algebra here? (dealing with determinants)
  2585. Does anyone know of any sites with a good general overview of linear algebra?
  2586. Basis
  2587. homogeneous system
  2588. Transform Grammer to Chomsky Normal Form
  2589. Updating a single eigenvector of a matrix
  2590. fuzzy ideals in Semigroups
  2591. order of ab?
  2592. Mersenne prime
  2593. Levi Civita Tensor in 4D
  2594. Group theory, Lagrange theorem
  2595. Precise relation between quaternion and vectors
  2596. Confusion regarding dot product of vectors(row matrices)
  2597. Vector Subspaces
  2598. Finding the number of elements in a cyclic group
  2599. How to graph in 3-space?
  2600. Solve XA=Y
  2601. Rank of a 2-vector (exterior algebra)
  2602. column subspace problem
  2603. The normalizer of the normalizer of a p-sylow supgroup
  2604. Condition # and Linear System Solution
  2605. Ax=b
  2606. Unitarity and Inner Products
  2607. Linear Transformation
  2608. Direct Stiffness Method 2D Frame
  2609. system equations - unique / no / infinite solution
  2610. finite abelian group
  2611. Formula needed
  2612. Lanczos Eigenvectors
  2613. Free Algebras
  2614. Eigenvalues of positive definite (p.d) matrix
  2615. difference between linear and nonlinear transformation
  2616. Determinant
  2617. e^At
  2618. span
  2619. What is a Regular Transition Matrix
  2620. Transition Matrix for betting game
  2621. Determinant 2
  2622. Subspace of Polynomials of degree 2
  2623. Connection of linear equation to span.
  2624. vector expressed in a basis noncoplanar, neither orthogonal nor of unit length
  2625. Isometry group for L1 norm
  2626. Classify up to similarity...
  2627. symmetric matrices.... help please!
  2628. Open problems/Research Suggestions...
  2629. Finding a Complex Conjugate value of wave function
  2630. innner product for which derivative operator is bounded
  2631. power of complex number
  2632. please help me.
  2633. determinant of (A+B) in GA: where is the mistake?
  2634. A problem with basis and dimension
  2635. Irreducibles of small degree
  2636. Factor Group Computations
  2637. How many 2x2 matricies equal I?
  2638. Does there exist an example?
  2639. Gaus -jordan elimination compared to cofactor method
  2640. kernel of a quadratic form
  2641. Fitting a quadric function to a set of points
  2642. how to prove that the symmetry group of a regular polygon has only 1 and 2 dim irredu
  2643. nullspace of mxn matrix
  2644. Chinese remainder theorem (Gaussian ints)
  2645. HELP!!! Find all abelian groups (up to isomorphism)!!!
  2646. strongly connected primitive matrix
  2647. Inner product
  2648. is convolution a linear operator?
  2649. monoids
  2650. Isomorphism without being told mapping
  2651. Diagonalization, which eigenvector is found?
  2652. Homomorphisms into an Algebraically Closed Field
  2653. Normal and Simple groups
  2654. Rotations in nth Dimensional Space
  2655. Finding all irreducible representations of d4
  2656. Natural Transformations Questions
  2657. Reading Span
  2658. help simplifying this equation
  2659. isomorphic groups
  2660. Compute transformation matrix in nth dimension
  2661. RSA Encryption proof, where have I gone wrong?
  2662. Vector Space Basis
  2663. Finding groups by semidirect products
  2664. eigenvalue and eigenvectors of COMPLEX matrix
  2665. Eigen values and cubic roots question
  2666. Tensor product of vector spaces
  2667. proving a linear transformation is an isomorphism
  2668. How to find eigenvectors of a matrix
  2669. PLEASE HELP!...How to Cross Product Two 3x3 matrices
  2670. Derivation of Matrix to Quaternions conversion
  2671. Normal Subgroup of S4
  2672. roots of unity of matrices
  2673. Help with field theory problems
  2674. help simplify the matrix equation
  2675. Trying to derive a transformation Matrix from a set of known points
  2676. Least Squares Approx. for Life Expectancy
  2677. Finding independent Eigen Vectors- Application
  2678. Poincaré and Euclidean groups
  2679. Eigenvalue decomposition
  2680. Lattice Points
  2681. Triangular matrices
  2682. Modules: M+M = N+N then M=N
  2683. Kalman filter and an accelerometer
  2684. Adjoint of a Differential Operator...
  2685. Rank of sample covariance matrix
  2686. Least squares and matrices
  2687. Cyclic Group
  2688. Group actions
  2689. Raising a bunch of matrices to a power
  2690. Quick question about Eigenvectors
  2691. ring homomorphism
  2692. ideals polynomials
  2693. Maximise this quadaratic form, subject to these constraints.
  2694. What's a vector space and not?
  2695. does an example exist
  2696. I Feel Dumb...
  2697. See if you can prove this:
  2698. Kernel, Range, Basis (linear algebra)
  2699. Normal field extension
  2700. Linear Algebra Question:
  2701. what can you say about these?
  2702. Practice problem with invertible matrices
  2703. Linear operators & dimension
  2704. Finding Jordan forms over the complex numbers
  2705. **theoretical linear algebra final in 14 hours***
  2706. U and Uperpendicular
  2707. Orthogonal Matrix
  2708. Eigenvalue of 3D rotation matrix
  2709. nth roots of a matrix
  2710. Coordinate Transformations Question
  2711. Find a basis of U
  2712. Difference between dimension and rank
  2713. Question about spherical harmonics
  2714. That Cubic Formula
  2715. Help!!!! Symmetric matrix
  2716. Retrieving angle of rotation from transformation matrix
  2717. Delta function for grassmann numbers?
  2718. proof about linear independence
  2719. Validity of Direct Product Structure of Symmetry Group
  2720. Lagrange polynomials
  2721. Question on Lie Algebras
  2722. What is a vector?
  2723. Is a projection operator hermitian?
  2724. Nth Power of 2x2 Matrix
  2725. Further questions on the basics of Lie Algebras
  2726. Questions on representations
  2727. Discussion group for abstract algebra? I'd be interested...
  2728. Solving Linear Quaternion Equations
  2729. On the multiplicity of the eigenvalue
  2730. Objects in the category SET?
  2731. Visualizing Subspaces and Subsets (in R3)
  2732. Direct Sum of Rings?
  2733. ring over monoid?
  2734. proof about dimension
  2735. covariant derivatives in Wolfram Math
  2736. Minimizing problems and norms.
  2737. a queation on superalgebra
  2738. perpendicularity on complex vector space
  2739. n-dimensions rotation axes
  2740. "Partitioned Orthogonal Matrix"
  2741. Requirements for Hom(-,A) to be exact.
  2742. Why are we allowed to add two or more linear equations when solving for a variable?
  2743. a question on irreducible representation
  2744. Equation in algebra help?
  2745. PF tensor product space equation
  2746. Linear operators and matrices
  2747. need general algorithm for finding dual bases
  2748. [HELP] routine to diagonalize a general complex matrix
  2749. Singular values of a matrix times a diagonal matrix
  2750. Physical applications of matrix congruence?
  2751. strategies for making gaussian elimination easier
  2752. finite groups
  2753. cyclotomic extensions and elements with modulus 1
  2754. Question on cyclic groups (addition mod n)
  2755. (non)linear programming with optional constraints
  2756. associative law
  2757. Symmetry group for roots
  2758. localization in integral domains
  2759. A simple question on representations and tensor products
  2760. Multiplication of matrix
  2761. Question about eigenvalues
  2762. Understanding the metric tensor
  2763. abeliazation
  2764. How to show SU(n) is a normal subgroup of U(n)
  2765. Getting started with symmetry groups
  2766. Linear Transformation On V.
  2767. Doubt from Georgi(Lie Algebras)
  2768. "Group A is a quotient of Group B"?
  2769. why a ring?
  2770. Straight Line from polar co-ordinates
  2771. what's "V-representable"
  2772. question on abstract
  2773. Jacobian matrix
  2774. category theory - right adjoint problem
  2775. Observation/Question about vector addition
  2776. Infinite sum of product of vector elements
  2777. matrix representation of a group
  2778. About semi-direct products
  2779. Linearize
  2780. find the projection of the vector (1,1,0,1)
  2781. matrix^n without eigenvalues..
  2782. Pythagorean Primes and Gaussian Primes, divisibility question
  2783. irreducible representation of S3
  2784. Primes in set of rational numbers
  2785. how to calculate the power of matrix
  2786. Uniqueness of the roots of a polynomial equation
  2787. Coefficients in expansion of product(1-x^a, a=1..n)?
  2788. presentation
  2789. Question about spinors and gamma-matrices
  2790. Distance to Nearest Quad Edge
  2791. Vector Integration By Parts
  2792. Good books about linear aglebra
  2793. Rank of an idempotent matrix
  2794. Determinant Question
  2795. How to solve this set of equations?
  2796. Dimension of group representation
  2797. shortcut?
  2798. Forward substitution in this case? Is it as simple as I think it is?
  2799. how to genarelize the vector product in three dimensions to higher dimensions?
  2800. A question on semisimple rings
  2801. matrix decomposition question
  2802. Ring of matrix over a field
  2803. Linear Independence of Vectors over C
  2804. rank of a matrix
  2805. Invariance of the constrained least squares quadratic form
  2806. Eigenvalues/vectors
  2807. Use an augmented matrix to prove ...
  2808. Prove sum of two subspaces is R^3
  2809. Sparse matrix inversion
  2810. Inverse of Singular Matrix
  2811. Representation of finite group question
  2812. Additive Identity
  2813. double inner product?
  2814. Exterior product of direct sum
  2815. adjoint operator
  2816. A very difficult problem
  2817. What's the use of interchanging two rows when solving a matrix?
  2818. Elementary property of maximal compact subgroup
  2819. Factoring Polynomials
  2820. Has multiplying matrices any use in solving a system of linear equations?
  2821. rank of adjoint operator
  2822. Choose the signs of vectors as to maximize modulus of their sum.
  2823. Subfield of the field of complex numbers
  2824. Alternating group is the unique subgroup of index 2 in Sn?
  2825. questions about a projection operator in the representation theoy of groups
  2826. Basis of a Subspace
  2827. Vector spaces
  2828. Reducing to a matrix
  2829. linear operator
  2830. Bounded Operators
  2831. how to understand it inituitively?
  2832. Eigen vectors and Eigen values
  2833. Is there a name for this construction?
  2834. Rational Canonical Form Question...
  2835. Galois group
  2836. Non-square matrix and linear independence
  2837. Linearly dependent sets
  2838. lie bracket question
  2839. Unitary matrices
  2840. Solution to time offset vector equation?
  2841. Distinct left(right) cosets
  2842. the order of two automorphism group
  2843. positive definite matrix
  2844. Multiple eigenbasis?
  2845. When to use eigenvector method
  2846. Symbol phi
  2847. nxn Hilbert Matrix terms
  2848. Inverting big matrices. REALLY BIG!!
  2849. spectral theorem for self-adjoint linear transformations
  2850. Galois extension
  2851. Finite non-abelian group of the order pq, pq primes
  2852. Cosets of a subset of S_3
  2853. Elements of U(30)..
  2854. matrix multiplication
  2855. Linear algebra by Friedberg or Hoffman and Kunez?
  2856. Matrix Derivative
  2857. Help with Pojective Linear Groups
  2858. Inversion of this Vandermonde matrix
  2859. Finding all units in Z[sqrt(2)]
  2860. Left invertible
  2861. Linear operators and rk(AB)
  2862. bra ket refresher
  2863. Casimir operator in su(2)
  2864. Tensor contraction question
  2865. Why coefficients in affine combination should add up to 1
  2866. second and third isomorphism theorem
  2867. Matrix with an Unknown
  2868. maximal left ideal of matrix ring
  2869. modules
  2870. Book recommendation for representation theory(physicist)
  2871. Examples for Convergence tests (Gauss, Raabe, Kummer)
  2872. Determinant of a symmetric matrix
  2873. transformation of cross product
  2874. how to get an input matrix from user???
  2875. Can this be done in a simplier way? Magic Squares
  2876. I want to solve this eq. (k(x)*g(x)')'=p*g(x)
  2877. Linear operators, eigenvalues, diagonal matrices
  2878. Determinant of a block matrix
  2879. Program to find subgroups
  2880. Linear Algebra Reference and Text
  2881. triality
  2882. Column swap in an augmented matrix
  2883. T-cyclic subspace
  2884. Relationship between size of conjugacy class and the normalizer?
  2885. Make this definition of pi work
  2886. Subspace matrix, dimension and basis
  2887. Can Anyone Understand this???
  2888. Proving
  2889. Linear Algebra Clarifications
  2890. basis for kernel of linear transform
  2891. Simple roots of a Lie Group from the full root system
  2892. submodule of a cyclic R-module
  2893. How do I determine a camera projection matrix?
  2894. finitely generated ideal?
  2895. Unique solution of an overdetermined system
  2896. orthogonality of sinusoids
  2897. question on the set of zero-divisors of a ring
  2898. Determinants and Standard Orientation
  2899. Normal subgroup existence
  2900. Isomorphic rings
  2901. A Special System of Linear Congruences
  2902. How to find the elements of a subgroup?
  2903. Null(A) and cartesian form.
  2904. Operator Algebra
  2905. Product Of Ideals - Why is the sum necessary?
  2906. The SOLUTION SET of a MATRIX is a point, line, plane or cube
  2907. spanning
  2908. martix and vector
  2909. Projecting out representations
  2910. Independently & Linearly Confused!
  2911. A commutative ring with unity and Ideals
  2912. Implementation question about the svd
  2913. The Abelianization of a Group
  2914. If n*n matrix, can row space ever be equal to null space?
  2915. Rank question
  2916. Tensor Calculation
  2917. How do find all cosets?
  2918. question on Dixmier trace
  2919. is equation solvable
  2920. Which algebra vectors satisfy this (Trying to derive Schrödinger)
  2921. Finding the inverse of an m*n matrix
  2922. The degree of a particular purely inseparable extension
  2923. symmetric polynomial algorithm?
  2924. quotient ring of poly ring Z[x]
  2925. Inner product(norm)
  2926. Trace and derivatives
  2927. The Equation of a Line in 3-Space
  2928. Prove
  2929. endomorphisms of Z/2Z
  2930. order of Hom(Z,Z/2Z)
  2931. Basis for an extension field
  2932. Determinant of a complex matrix
  2933. Derivative of a matrix
  2934. Bases of common eigenvectors
  2935. subspace. Help please.
  2936. Direct product/sum of groups
  2937. A condition on principle minors of a symmetric Positive semidefinite (PSD) matrix
  2938. Condition on Leading principle minors of a symmetric Positive semidefinite(PSD) matri
  2939. A question on PSD (positive semidefinite) completion
  2940. what is the point in calculating orthonormal bases for R3
  2941. Most challenging problem from I. N. Herstein's Algebra Book
  2942. Cantors different infinities
  2943. Eigenvalues for matrices proof
  2944. Method for rotating data points in 3 dimensions
  2945. Complex and Real Matrices
  2946. Polynomials in Zn[x]
  2947. 1 Eigenvalue and 2 Eigenvectors
  2948. sequence of definite positive matrices
  2949. Sample problems for Linear Programming
  2950. Determinants
  2951. distance between subspaces
  2952. Scalar equation of a plane
  2953. Mapping Question
  2954. Subspaces and Orthogonality
  2955. MATRIX - Please help me out, urgently in need!
  2956. What is this called?
  2957. generator of an ideal , I really need help
  2958. gauss jordan elimination
  2959. is this matrix diagonalizable?
  2960. Independence
  2961. Dihedral group D5 - Symmetry of a Pentagon - Conjugacy classes
  2962. Euler's Thirty-six officers problem?
  2963. Direct Sum of Rings
  2964. Relation between subspace union and probabilities union
  2965. solving a system of linear equations with computer
  2966. Eigenvalues and eigenvectors of a 3x3 matrix (principal stresses)[programming]
  2967. how to prove that if x^n*y=y*x^n, then x and y commute
  2968. "Determinant" of a non-square matrix?
  2969. Diagonalisation of a linear map
  2970. Tensor Algebra
  2971. Changing basis
  2972. maximal left ideal or not?
  2973. Linear independence of orthogonal and orthonormal sets?
  2974. Field extensions question
  2975. Having difficulty understanding what the Range of a linear transformation is.
  2976. Inner product concept question.
  2977. Demonstrations on Projections
  2978. Diagonal Operators
  2979. Boolean Algebra
  2980. Linear transformation and matrix transformation
  2981. basis for the indicated subspace
  2982. finiteness of a non-commutative ring
  2983. Symmetric Matrixes Thm
  2984. Vector product VS dot product in matrix
  2985. Adjoint magic?! Absurdity from nothing?
  2986. Exercises on Lie Algebras
  2987. Partial Order
  2988. Ordered Ring
  2989. Galois Extension of Q isomorphic to Z/3Z
  2990. Geometric Constructible Numbers....
  2991. A Determinant's relation to permutations
  2992. Criterion for Irreducibility of a polynomial in several variables?
  2993. Finding the Inv. of a rank deficient Matrix
  2994. Putting an equation in quadratic form
  2995. What is an isomorphism?
  2996. tensor product exercise
  2997. please help me understand how to do this linear algebra proof!
  2998. "Onto" vs "into"
  2999. Relationship between determinant and trace
  3000. cross product invariant under SO(3)-matrices?
  3001. Groups of permutations and cyclic groups
  3002. extensiong lifting
  3003. Linear transformations with functions
  3004. Multi-objective recursive least squares
  3005. Differnece between the Kernel and the Nullspace?
  3006. idempotent
  3007. Set of sets and isomorphism
  3008. Determinants
  3009. Equivalent bases for Vector Spaces over Complexes.
  3010. Can you give me a "least squares" example?
  3011. Black box!
  3012. fundamental theorem of algebra
  3013. Galois Closure of p-Extensions
  3014. Atocorrelation significance and EMH
  3015. Linear combination confusion?
  3016. Understanding in abstract algebra
  3017. Semisimple algebra (Killing form)
  3018. Distinct Eigenvalues
  3019. Approximation of functions by Gaussians
  3020. Model theory, category theory and universal algebra
  3021. Solvable group...
  3022. Decomposing Motions
  3023. Principal Ideals and associates
  3024. method to reduce calculations to det. normal subgroup only works for finite groups?
  3025. 1 + 1 = 0 ?
  3026. subgroup of given order of an Abelian group
  3027. Definition of the Determinant of a Matrix
  3028. Similarity Transform with specifications
  3029. rotation of coordinate system mistake or paradox?
  3030. restriction of SO(N) to 2 dim subspaces
  3031. Symmetry breaking: what is the subgroup left?
  3032. Axes versors to Euler angles
  3033. Divergence
  3034. Gelfand definition of a functional determinant
  3035. how to find ▽ · F ?
  3036. definition of 'compatible' operation
  3037. Finitely generated modules over a PID, and applications on abelian groups
  3038. Question on cancellation property
  3039. Help solving an equation for 3d modeling
  3040. Problems regarding group presentations and submodules
  3041. transform triangle
  3042. Largest Cyclic Subgroup of S_n
  3043. Showing every free module is Projective
  3044. Question on a proof.
  3045. fundamental representations
  3046. A linear system solver that takes into account intersection angle
  3047. Quotient Groups and their Index
  3048. functions homo/isomorphic to change in scale
  3049. the cardinal number of a finite local ring
  3050. Factor Groups
  3051. Inner Product Spaces
  3052. Formulating Linear Constraints on a Matrix
  3053. Fundemental relation between group symmetries and periodicity??
  3054. exponential simultaneous equation with powers
  3055. 3 Unknown Variables
  3056. finitely many idempotents
  3057. Determinant of this special matrix
  3058. cubic equations
  3059. Subspace question
  3060. Geometry of linear operator
  3061. Matrix multiplication Q.
  3062. Solving a non linear system
  3063. Some questions of field of quotients
  3064. Lifting invariants for SES
  3065. irreducible polynomials
  3066. orthogonal and symmetric matrices
  3067. Question on UFDs
  3068. prove property of ranks
  3069. Polynomial equation in several variables
  3070. Dimension for Vector Space involving Planes
  3071. Powers of a matrix
  3072. sl(2,C)
  3073. Kronecker product on only a few elements in a matrix: How to align resulting elements
  3074. Unitary transformations
  3075. division ring
  3076. Simple Linear Algebra (determinant invertibility)
  3077. question about monoid (Grothendieck's) group-completion
  3078. reduced ring with zero dimension
  3079. prime factorization of characteristic of a ring
  3080. Abel-Ruffini theorem: confusion regarding statement
  3081. question on group actions on vector spaces
  3082. Techniques for singular value decomposition?
  3083. Incidence matrix vs Adjacent Matrix
  3084. quick question about free variables
  3085. A,B similar <=> Rank(A) = Rank(B)?
  3086. how to probe the group SU(2) is simply connected?
  3087. 1+1=0
  3088. Isomorphisms and actions
  3089. reduced row echelon form question
  3090. Is direct product of subgroups a subgroup?
  3091. Inverse of a matrix
  3092. Tensor product?
  3093. Physical interpretation of a determinate?
  3094. Silly Matrix Algebra/Regression Question
  3095. Show that a group of operators generates a Lie algebra
  3096. When are groups finite?
  3097. similar matricies
  3098. Invariant Subspace
  3099. Need material to study Galois theory
  3100. Bitangents of quartic curves
  3101. "solution to an eigenvalue problem" ?
  3102. non-unit is a zero-divisor.why?
  3103. Dual Pair
  3104. Cauchy's Theorem proof
  3105. Linear Algebraic groups
  3106. Homomorphisms as "structure-preserving" maps
  3107. Exceptional Lie algebras
  3108. Composite of two fields
  3109. Linear Algebra Proof, Is it correct?
  3110. Subspace of A and a matrix formed by row operation
  3111. Tips and tricks for finding determinant of 3x3 matrix?
  3112. Normalizing error of affine transformation
  3113. Difficulty in plotting
  3114. What does "Up to Isomorphism" mean?
  3115. Linear Algebra Proof Question?
  3116. silly question about matrices with matrix elements
  3117. Does A/B' = A/B imply B' = B?
  3118. Question about determinant
  3119. Question about group action.
  3120. Double rotations in 4-space
  3121. Question about row echelon form
  3122. Are Unitary Transformations Always Linear?
  3123. Radical Ideal Computation
  3124. Compact Operators on a Hilbert Space
  3125. NH normal => H normal
  3126. Rational Dependence
  3127. integral solution to pi...numeric result
  3128. Mathematica: Eigenvalues for a large symbolic matrix
  3129. Tensors, dyads, triads
  3130. Fastest Method for Solustion of System of Linear Equation
  3131. Concept of vectors
  3132. Proving that for nilpotent A, A+I is invertible
  3133. Parametric Lines & Planes
  3134. Simple partial (?) fraction?
  3135. Rank(T) = Rank(L_A) proof?
  3136. Determinants By Row Reduction/Row Echelon Form
  3137. Modular arithmetic in matrices
  3138. Product of reflection matrices without eigenvalue 1
  3139. Implicit function for arbitrary cylinder
  3140. What Matrix is this?
  3141. accurate estimation of complex eigenvalues
  3142. division algorithm in A[x] (A NOT a field!)
  3143. Cayley Table and Groups
  3144. Simple question about isomorphism
  3145. Space of continuous functions C[a,b]
  3146. Why does commuting matrices have same eigenvectors?
  3147. Every nonzero vector space can be viewed as a space of functions
  3148. Infinite-dimensional vector spaces and their bases!
  3149. 2d to 3d plane projection
  3150. Spaces of continuous functions and Wronskians
  3151. [solved] trace(A*A) is always positive?
  3152. Question re. tensor product of v. spaces
  3153. Tensor product
  3154. Hamel basis and infinite-dimensional vector spaces!
  3155. Galois cohomology
  3156. irreducible representation of so(3)
  3157. How is a non-quadratic matrix singular?
  3158. prove irreducible.. (p-1)x^p-2 + (p-2)x^(p - 2)x^(p-3) + ... + 3x^2 + 2x + 1 p=prime
  3159. How to detect redundant equation from a system of nonlinear equation?
  3160. nonsingularity of matrix of squares (help)
  3161. Orthogonal Complement to the Kernel of a Linear Transformation
  3162. Finding an orthonormal basis of a Hilbert space relative to a lattice of subspaces
  3163. a stupid question on norm and trace of fields
  3164. Is the trivial solution a unique solution?
  3165. How to know whether the least squares approximation exitsts.
  3166. Contraction Transform
  3167. Jacobian determinant and volume change
  3168. Movement of a vector when multiplied by a matrix
  3169. Uniqueness of Group Presentations
  3170. overdetermined system
  3171. Infinite Sum of Vector Spaces
  3172. Physical meaning of orthonormal basis
  3173. Bose-Mesner Algebra
  3174. Gaussian Elimination
  3175. Diagoanlization of matrices
  3176. Cancellation Laws-groups
  3177. set of vector which are solution to 2 homogeneous systems
  3178. Linearly independent field homomorphisms.
  3179. Matrix Transformation
  3180. Help me on finding spectral radius!
  3181. matrix exponential
  3182. A question about the Exterior Product in Yang-Mills theory
  3183. generating group homomorphisms between Lie groups
  3184. Normal matrices
  3185. Can a Transformation Matrix be one-to-one and not onto?
  3186. Spinors, vectors and quaternions
  3187. Cross product of complex vectors
  3188. Constructing a square matrix
  3189. Normal Subgroups
  3190. Difference between a spanning and linear combination?
  3191. Solutions of Ax = b (for singular A)
  3192. Cosets
  3193. Determinant over rings
  3194. Statistic Question.
  3195. Eigenvalues of AX - XA
  3196. Associated Homogeneous System definition
  3197. Eigenvectors of LC-circuit
  3198. What is a natural bijection?
  3199. SU(2) as representation of SO(3)
  3200. gaus elimination method
  3201. Figuring resistance and temperature
  3202. Multiplication of two matrices
  3203. Obtaining an invertible square matrix from a non-square matrix of full rank
  3204. Eigenvectors and Eigenvalues
  3205. mathematical proof
  3206. inverting a tensor?
  3207. Reductive Algebraic Groups Question
  3208. Question on N-dimensional Lie Groups
  3209. Matrix inverse equals power-series
  3210. Change of basis in R^n and dimension is <n
  3211. Matrix Solution and variable multiplication
  3212. Differential forms and Euclidean space
  3213. Do evanescent waves span a vector space?
  3214. Module "equivalence"
  3215. Matrix Row Echelon form
  3216. Sylow Subgroups
  3217. definition of normal extension
  3218. Matrix Transform
  3219. About Tx=y
  3220. Prove Unique Solution
  3221. A little problem with permutations.
  3222. Multiplicative Identity under Matrix Multiplication
  3223. What is a column n-tuple?
  3224. number of generators of finite group
  3225. Vector space
  3226. Cancellative set in a semiring that is not multiplicatively closed
  3227. Normal forms of polynomials over a semiring
  3228. Left identity, left inverse.
  3229. applications of group theory
  3230. Eigenvectors under scaling
  3231. Relation of a Matrix and a System of Equations Question
  3232. algebra isomorphisms
  3233. quaternions in Clifford algebras
  3234. Complex numbers and hamilton quaternions generate [tex]M_{2}(C)[/tex]
  3235. proving Hom(Q/Z, Q/Z) is isomorphic to \hat{Z}
  3236. Functions on the Spectrum
  3237. Integers
  3238. Permutation as a Product of Transposition
  3239. Field of Fractions
  3240. Does this matrix come up anywhere?
  3241. Lie group=exp(Lie Algebra)?
  3242. rotating tensors (different from vectors?!)
  3243. Shift and convolution in matrix form
  3244. Solving for a Surjective Matrix
  3245. Defining forms
  3246. Uniqueness of Lie product
  3247. tensors (summation convention)
  3248. Terminology: free algebra with binary op, constant.
  3249. Appoint all the pairs
  3250. Concept of Matrix Multiplication
  3251. A system of equations with more unknowns than equations
  3252. any body ever fully diagonalize a 200,000 hermitian matrix?
  3253. Relation between similarity of geometry and similar matrix
  3254. Wedge/cross products and associativity
  3255. Need Help in Direct Product and Quotient (factor) Group
  3256. QR-decomposition
  3257. Groups of prime order are cyclic. (without Lagrange?)
  3258. How do you get rref with a variable in the last column?
  3259. Inequality
  3260. Linear Independence
  3261. Group automorphism not a subgroup?
  3262. R^2 a field?
  3263. Vector Subspaces doubt.
  3264. Calculating the velocity planets need to have to be in circular orbit around a star
  3265. A problem in understanding distributions exercise
  3266. Commutative Ring
  3267. Clifford algebras with inverse?
  3268. General Solution to a Singular System (or no solution)
  3269. Intersection of Lines in R4
  3270. Tensor Manipulation
  3271. Importance of a vector space containing the origin.
  3272. squared norm in Clifford Algebras
  3273. 2 unit vectors dot product
  3274. Quick LSV approximation
  3275. Simultaneous Trig Equations
  3276. Group generated by two sets
  3277. Curious for some insight: inverse of a random matrix is really ordered!
  3278. Applying the Triple Product in n-dimension
  3279. Bijective versus Linear
  3280. (Semi)Positive definiteness of product of symmetric positive (semi)definite matrices
  3281. How to prove that a group of order prime number is cyclic without using isomorphism?
  3282. (hyperbolic) symmetry groups
  3283. left ideals in simple rings
  3284. Isomorphism between Order Ideals and Distributive Lattices
  3285. Algebra of endomorphisms
  3286. Gram-Schmidt Orthonormalization
  3287. Show that W is a subset of V^3
  3288. Inverting Matrices Confusion
  3289. Finding eigenvalues and eigenspaces with only this info...
  3290. quaternions and unit-spheres
  3291. Dimension of a variety
  3292. Direct Product of Groups
  3293. Group theory
  3294. Center of a Group
  3295. Homomorphism
  3296. Linear Independence: Polynomial Example
  3297. dimension of sl(2,H)
  3298. Node Elimination
  3299. Norm of the field extension
  3300. what is the operator between A A^ in A vec = A A^
  3301. Relationship of an invertible matrix in spanning set and linear independence
  3302. quaternions and associated manifolds
  3303. Meaning of colon in group theory, if not subgroup index?
  3304. Linearize Equations
  3305. Index two.
  3306. A More Abstract Definition of an Inner Product Space?
  3307. Permutations of basis elements in Clifford Algebras
  3308. Pythagorean theorem
  3309. Are they isomorphic?
  3310. Eisenstein's Irreducibility Criterion
  3311. Projector of Eigenvalues?
  3312. normed division algebras: geometrical limitation
  3313. group of order pq && nonnormal subgroup
  3314. need help understanding proof
  3315. 3 by 3 matrix puzzle?
  3316. How to OLS several lines at once?
  3317. Example of 3x3 matrix for which min.poly is square x
  3318. Existence of linear functional
  3319. A very challenging question regarding in basic algebra group theory?
  3320. a group of finite order can be infinitely large?
  3321. Linear DEpendence
  3322. Linear Combination
  3323. Invertability as a substitute for looking for linear independence
  3324. Irreducible Representations and Class
  3325. Gap
  3326. Finding kernel and range for polynomials transformation
  3327. Perron formula for matrix powers
  3328. Transpose of...
  3329. Eigen-vectors/values under row flipping
  3330. biorthogonal basis
  3331. Prove Minkowski Inequality using Cauchy-Schwartz Inequality
  3332. Finding an orthonormal basis
  3333. dot product inequality
  3334. Nearest block diagonal matrix to a given matrix
  3335. Transpose of a matrix
  3336. Derivative of a function with matrices
  3337. Interior product
  3338. Basic Linear Algebra Questions
  3339. All Eigenvalues Lie on the Unit Circle
  3340. Non-isomorphic
  3341. distance between two linear subspaces
  3342. Apples and oranges
  3343. Existence of polynomial in R^2
  3344. "How to prove that a set is a group?" related difficult/challenge quesyion.
  3345. Is there a formula for calculating the derivative of the largest eigenvalue?
  3346. Factor space(solved)
  3347. Linear Algebra: A Basis for a Finite Dim VS
  3348. How to prove the order of x,y in this case
  3349. How to find detA if A is 4X4 matrix
  3350. Mathematical notation for elementwise multiplication
  3351. Does positive-definite order imply determinant order?
  3352. Linear Transformations
  3353. Groups
  3354. Lie Algebra
  3355. Error between two sparse vectors
  3356. Prorperties of matrix exponential
  3357. simple rings
  3358. Galoi group
  3359. Beginner's doubt regarding vector spaces.
  3360. can S5 contain a subgroup of order 7?
  3361. how to know whether a polynomial is galois over another poly
  3362. Finite field is algebraically closed under constraint?
  3363. when is GAl(E\Q) isomorphic to Zn
  3364. Solutions of an equation in a PID
  3365. Make a ring commutative
  3366. Application of Group theory to Game theory
  3367. Matrix Trace Inequalities
  3368. Is there any Fortran code for solving such a linear system with least square method?
  3369. SU(N) branching
  3370. Question about eigenvalues
  3371. Matrices with all zero eigenvalues
  3372. properties of systems of linear equations
  3373. Positive definite matrix
  3374. Having Troubles with Terminology
  3375. definition of integral domain from Herstein
  3376. Orbit Stabiliser Theorem
  3377. span
  3378. cosets, group theory
  3379. The determinant of the bounded operator
  3380. groups=symmetry
  3381. 1-to-1 group homomorphisms
  3382. Eigenvalues and eigenvectors of a matrix product
  3383. Factor Group
  3384. Simple Abelian groups
  3385. Product of Groups
  3386. Existance of solutions to set of quadratic equations
  3387. Linear transformations,Kernel
  3388. Linear Transformations,Find basis of kernel and range
  3389. Integral of a matrix
  3390. Abelian group order
  3391. Looking for a proof using matrices
  3392. A challenging problem
  3393. Factor Groups
  3394. When is a group the direct sum of its normal subgroups?
  3395. Infinite Dimensional Vector Space
  3396. Another integers mod 4 question
  3397. homomorphism on modulo groups
  3398. Tensor product problem
  3399. metric
  3400. Rank and Similarity
  3401. Algebra of Physical Space vs. Spacetime Algebra
  3402. Show that all simple groups of order 60 are isomorphic to A5.
  3403. Unique representation in graded modules
  3404. what's the difference between polynomials and polynomial functions?
  3405. Product of MeijerG functions
  3406. Isolating vector b from equation in form (axb)xa
  3407. Linear least square method for singular matrices
  3408. Group of rigid rotations of cube
  3409. Elegant proof of Fermats Last theorem???
  3410. Inverse of Sum of Two Operators
  3411. linear differential operator / linear transformation
  3412. Linear Algebra: basis and matrices
  3413. Elegant proof of fermats last theorem 2. try
  3414. Hamel & Schauder bases
  3415. Dimension of Graph of F
  3416. What is SO(1,3)?
  3417. Distance between invertible elements of a normed algebra
  3418. Intro to Abstract Math equivalent course?
  3419. quaternions and metric of the 3-sphere
  3420. system of 4 quadratic equations with 4 unknowns
  3421. Torsion-free modules over a Discrete Valuation Ring
  3422. Tensor product vector spaces over complex and real
  3423. Some proofs about polynomials
  3424. Rank of a tensor--- 2x2x2 Array
  3425. Category Theory Used in Physics.
  3426. Kernel of tensor product
  3427. Invertibility of a product of invertible matrices
  3428. Right and left eigenvectors
  3429. Find a basis for W per
  3430. Question about inner product spaces
  3431. Derivatives of functions with matrices
  3432. Group action on cosets of subgroups in non-abelian groups
  3433. Double inner product of derivative of a 2nd order tensor with another 2ndorder tensor
  3434. Matrix elements
  3435. General form of an inner product on C^n proof
  3436. Projection onto a subspace
  3437. Convolution with a normalised function
  3438. distance on arrays of unit-quaternions
  3439. Matrix multiplication?
  3440. group
  3441. Inverse matrices with scalar multiplication.
  3442. exponential of nonconstant matrix
  3443. Orthogonal Matrix
  3444. 4th order polynomials
  3445. Basic Question That Will Eat Your Brains
  3446. geometric algebra
  3447. Computeing the coordinate vector
  3448. radical
  3449. primitive ngon
  3450. Using the First Isomorphism Theorem
  3451. Positive Definiteness
  3452. What is an image?
  3453. modular multiplicative inverse
  3454. finding matrices with very specific properties
  3455. Question about order of an element
  3456. Cross product order of operations
  3457. What does the notation S_4(2) mean?
  3458. Composition of Function
  3459. Coordinate System Transformations
  3460. Similarity Matrices
  3461. Why can you get the column space basis just by looking at columns of echelon form?
  3462. Is a vector space a Set?(Beginner's doubt)
  3463. Finding A Matrix, given eigenvalues, and eigenvectors
  3464. 3x3 System question
  3465. Group Theory in physics
  3466. Metric that isn't translation-invariant?
  3467. measuring how similar to a parallelogram
  3468. Why are spinors interesting, from a Clifford algebra perspective
  3469. Equation of the plane
  3470. Extracting yaw, pitch, roll from transformation matrix
  3471. Cantor set and Hilbert space?
  3472. The VERY last part of finding an eigenvector
  3473. General Questions
  3474. Null Space and Eigenvalues/Eigenvectors
  3475. Is there more than one possibility for eigenvectors of a single eigenvalue
  3476. Normal subgroups
  3477. Kernel Help
  3478. Torsion group
  3479. Dimension Problem
  3480. Finding determinant with upper triangular matrix
  3481. Linear Algebra Help!
  3482. Cholesky decomp vs A = L'DL decomp.
  3483. Grammar to Chomsky Normal Form
  3484. Beginning Algebra
  3485. Redheffer star product
  3486. Change of Basis
  3487. Theorem about p-groups, similar to 3rd Sylow Theorem
  3488. why adjoint operator
  3489. least square linear regression
  3490. Rotations in spherical coordinates
  3491. differential form, alternating
  3492. An interesting factorization
  3493. Calculating Lie-Algebra Branching Rules
  3494. orthogonal projection into the kernel
  3495. Semilinear Transformation, Kernel
  3496. anyone have any suggestions on books on chebyshev polynomials?
  3497. Calculating the position of the 'other' focus point of an orbit
  3498. Defining Bilinear, Multilinear Maps (Tensor Prod., maybe)
  3499. what's the difference between complex numbers and vectors?
  3500. A question about Hill's equation.
  3501. eigenvectors of a 2 x 2 matrix
  3502. Relationship between determinants and basis formation
  3503. Finite Dimensional Inner-Product Space Equals its Dual!?
  3504. Meaning of A^T A and A A^T
  3505. Dual basis and differential forms...
  3506. finite prime ideals
  3507. Representations of a noncompact group
  3508. Kronecker Product
  3509. Why do we reject one root?
  3510. Bi-Linear Algebra Questions
  3511. Universal morphism to forgetful functor Ring->Ab
  3512. Are any two infinite-dim. V.Spaces isomorphic?
  3513. Group Theory Clarification
  3514. Definition of Hermitian product
  3515. V*≠{0}
  3516. Matrices of Linear Forms
  3517. Group generation and normal subgroups
  3518. displacement of a vector field
  3519. Compute determinant of a skew-symmetric matrix
  3520. On the definition of symmetric matrices
  3521. Gaussian Integers Module n
  3522. R-n and R-m
  3523. (Non-)Cartesian Categories and Diagonal Arguments
  3524. I Can't Solve This System
  3525. minimal L1 norm solution
  3526. Is the determinant continuous INDEPENDENT of the metric?
  3527. Mobius: Representations of SU(2,1)=U(1,1)
  3528. Finite fields
  3529. General Solutions to a Linear System
  3530. simple Q about calculating Nullspace
  3531. Flip operator's equality to Double Fourier
  3532. Left, Right Inverses
  3533. Technical Term
  3534. Algebraic independence
  3535. Constrained Matrix Inversion
  3536. Deriving transformation matrix from clues
  3537. Inner Product Spaces
  3538. Spectra of T and T* when T is a bounded linear operator
  3539. Dimension of a ring
  3540. How to Extend and Calculate a Basis for the Whole Space
  3541. How would differentiation, as an operator, be classified as a group? Or could it?
  3542. eigenvalues and eigenvectors
  3543. Getting most non-zero values near diagonal of matrix
  3544. Matrix/vector : (A-B)s = 0 does not imply A=B
  3545. What does the transpose mean?
  3546. log domain Sum product algorithm
  3547. Orthonormal Bases: Determining Coefficients for Arbitrary Vector
  3548. Eigenfunctions???
  3549. "Non-linear Lines". How to Avoid Lying, without Confusing.
  3550. Equivalence relation on Vector Space
  3551. Simultaneous "eigenspace" of non-commuting matrices
  3552. Conditions of a matrix to be an element of a set
  3553. coprime polynomials
  3554. Elegant solution to this vector equation?
  3555. Can every ideal be decomposed into a triangular Groebner basis?
  3556. Internal Direct Sum
  3557. Tensor question
  3558. Simple matrix help
  3559. Linear least squares
  3560. Parametrized lines
  3561. Bijection
  3562. Do Irreducibles Induce Algebraic Extensions?
  3563. Finding Inverse Matrix by Definition
  3564. One-to-one map of C onto R^1
  3565. How does one calculate the Tensor product of two matricies?
  3566. cramer's rule
  3567. concurrent system
  3568. system of equations
  3569. Products of 5-cycles in the alternating group Alt(5)
  3570. Generalized Eigenvectors?
  3571. Eigenvalue in 3D
  3572. On Finding Lie Algebra Representations
  3573. Vector Spaces, Polynomials "Over Fields"
  3574. Prove x^2=1 if and only if the order of x is 1 or 2
  3575. determinant of minor
  3576. Coordinate System Transformation
  3577. Does x^4=-1 have a sollution
  3578. Resources for learning how to do proofs Linear algebra
  3579. Prove t = x*y => t*x = x*t^(-1)
  3580. Equivalence relation on C
  3581. Configuration ransformation
  3582. What are the axioms of algebra?
  3583. Groups and Cayley's theorem
  3584. How to count the total # of non-invertible 2x2 matrices
  3585. How to find the order of a matrix?
  3586. How are these two equal??(equation, inequality)
  3587. Similarity transformation to the transpose
  3588. Eigenvectors
  3589. How do I numerically compute a state-space equation?
  3590. How to generalize determinant and cross product
  3591. Space of Functions?
  3592. Positive Definite Matrix
  3593. Nilpotent Matrices
  3594. Gaussian Elimination Solution to the 2D Poisson Equation
  3595. 1=0 only in trivial {0} ring.
  3596. Terminology for (anti)symmetric tensors in characteristic 2
  3597. What is an Initial Segment here?: Reidemeister-Schreier Method
  3598. Linear dependence of square matrices
  3599. Green's Relations and Their Congruences
  3600. vector space
  3601. Basis for topology on variety
  3602. Error Correcting Code understanding
  3603. Prove that any two elements of order 3 in GL(2,Z) are conjugates.
  3604. Solving a matrix inequality (analytically or numerically)
  3605. Purely Inseparable Extensions
  3606. Finding coefficients using dual basis
  3607. Complex conjugation and vector space duality
  3608. Ideals and Linear Spaces
  3609. The geometric mutiplicity of a matrix
  3610. Representation of lie algebra of SL(2,C)
  3611. Calculate the number of Square Roots of Complex Valued 2x2 Matrices
  3612. Motivating Def./Formula for Adding, Multiplying Matrices, Without Appealing to Linear
  3613. Vector space over field F
  3614. Intersection of nullspaces
  3615. It's a Group. So what?
  3616. Derivative (mimization) of matrix trace
  3617. Smith Normal Form
  3618. Fermat's Last Theorem
  3619. Un-spannable vector space?
  3620. A problem in Finite Group Theory
  3621. Well Defined Subgroups
  3622. Is this statement about the rank of a linear map true or false?
  3623. idempotent matrix
  3624. Convergence of infinite matrix
  3625. Is it possible to generalize it?
  3626. Inner product definition
  3627. Expected Value and covariance of matrix
  3628. Subgroups on Semigroups
  3629. Affine n-space
  3630. Ring Startup
  3631. tensor rank
  3632. Derivation of Matrices
  3633. Change of Basis + Geometric, Algebraic Multiplicities
  3634. Relating Two Notions of Tensor Product
  3635. Idempotent
  3636. how to scale an input number range ?
  3637. Height of a Formal Group
  3638. Prove that G is a linear vector space
  3639. Rigid motions in a complex inner spaces
  3640. The units of a cartesian product?
  3641. Show it's a field
  3642. Cauchy, Schwarz, Bunyakovsky
  3643. |G|=4. Prove the group is either cyclic or g^2=e
  3644. Is this true? (fields)
  3645. |G|=p^k. Prove G has an element of order p.
  3646. Proof of an identity in determinants
  3647. Multidimensional cross product vector
  3648. Wedge product " exterior algebra"
  3649. Pell's Equation
  3650. List all three-dimensional abelian Lie groups with three connected components.
  3651. Associativity of Tensor product
  3652. Shear Transformation Matrix
  3653. Conjugate of polynomial
  3654. Hermitian Matrix
  3655. Matrix diagonalisation
  3656. Fundamental theorem of Orthogonality
  3657. Right handed frames and Orientation
  3658. Eigenvalues of sum of a Hermitian matrix and a diagonal matrix
  3659. Find a basis for the space of 2x2 symmetric matrices
  3660. A generalized eigenvalue problem
  3661. Generalizing the Quaternions
  3662. Finding a smaller subset within a set
  3663. Proof of the Cauchy Shwarz inequality
  3664. Ideal/Submodule Query
  3665. Quick Matrix Question
  3666. Vandermonde Determinant
  3667. Wedge Product?
  3668. 2D Matrix construction
  3669. how to show I_n + A is invertible
  3670. rank and size of jordan blocks
  3671. How to find jordan form given rank??
  3672. Is this a contradiction?
  3673. finding the minimum area of a triangle
  3674. Size of jordan blocks
  3675. Why are positive definite matrices useful?
  3676. Rings and zero divisors
  3677. Dimension of a Matrix
  3678. Show that one of these functionals is unbounded
  3679. Inverse of a Matrix M as a Product of Elementary Row Operations. Uniqueness?
  3680. how to find a basis for the space of even functions (with some constraints)
  3681. Tensor Product of Spaces
  3682. Simple groups
  3683. Abstract Algebra
  3684. Ring Theory Question
  3685. Question about ideal of a ring
  3686. Matrix Transpose Question
  3687. Abstract Algebra
  3688. Characteristic polynomial
  3689. Cartesian Coordinates in Linear Algebra and Globality
  3690. R and C as Q-vector spaces
  3691. Simple Ab Alge proof
  3692. Elementary Row Operations and Preserving Solutions.
  3693. How to find the x,y elements of a 3D vector when origin, direction, z are known
  3694. Conjugate transpose/real and imaginary parts
  3695. Rational Canonical Form
  3696. row-echelon form
  3697. Cardinality of a vector space over an infinite field
  3698. Possible Row Reduced Echelon Forms
  3699. easy definition of linear algebra
  3700. Group theory in physics
  3701. Elementary Nilpotent Matrix
  3702. Square Root of a Matrix
  3703. Jacobian Matrices
  3704. Confused about col/rows of matrices
  3705. What is the Automorphism Group really?
  3706. Setwise stabilizer of a finite set is a maximal subgroup of Sym(N)
  3707. Sudoku
  3708. Iterative methods for solving systems of linear differential equations
  3709. Proof in group theory
  3710. Order of a Matrix
  3711. Orthogonal Complement
  3712. Characteristic Polynomials and Nilpotent Operators
  3713. Maximize multiple linear equations under a single constraint
  3714. Law of Ratios? derving a differential Fick Equation
  3715. Proving Inverses (Matrix Multiplications)
  3716. inverse best fit slope....expected vs calculated
  3717. coordinate systems
  3718. How are R^2 and R^4 isomorphic as VS's over Q?
  3719. Tangent lines to conics
  3720. Matrix Superscripted Notation
  3721. Algebraic Signal Processing
  3722. n vectors in the first orthant of some orthonormal basis of a n-dimensional space
  3723. Rank of a matrix
  3724. Associated sheaf
  3725. change of basis
  3726. Group mod a subgroup
  3727. Geometric Algebra question
  3728. Fast Construction of Irreducible Polynomials of degree n over any Finite Field
  3729. Algorithm to solve a maximization problem
  3730. basic question of linear algebra
  3731. help with proof of matrix..
  3732. Quadratic Forms: Closed Form from Values on Basis?
  3733. Relations bet. Groups, from Relations between Resp. Presentations.
  3734. Solvable Groups
  3735. Simplifying computations
  3736. What's this norm?
  3737. Good websites for help in Algebra
  3738. Linear Least Squares Minimization
  3739. Thought - Euclidean Space R^(-n)
  3740. first isomorphism theorem for rings
  3741. Prime ideal problem.
  3742. Principal ideals problem.
  3743. (0,1)-matrix with row sum 3
  3744. Equation of a Surface relative to a basis
  3745. Introduction to Abstract Algebra
  3746. Diagonalization of Specif Matrix
  3747. Finding symmetries both geometrically and analytically. PLEASE HELP!!!
  3748. vector expression
  3749. Stereographic projection in geometric (Clifford) algebra
  3750. The Commutator in Group Theory vs QM
  3751. Trouble Understanding The Order of A Group Element
  3752. Listing symmetries geometrically and analytically, what do I do?
  3753. Multiplication of a rotated vector entries
  3754. Inverse of a unitary matrix?
  3755. Line intersections
  3756. Help Interpeting Mathematica Result
  3757. Decomposing an operator
  3758. Linearizing imaginary functions
  3759. derivative of determinant wrt matrix
  3760. What does a three-dimensional matrix look like?
  3761. Could somebody help motivate linear algebra for me?
  3762. Orthogonal diagonalization
  3763. Solution to a linear equation of matrices
  3764. Adjoint Functors
  3765. Tensors Project
  3766. cholesky for complex *symmetric*
  3767. Eigenvalue Algorithm
  3768. How are multiplication tables for fields created?
  3769. Eigenvalues
  3770. Prime/Maximal Ideals
  3771. Abstract algebra links
  3772. natural isomorphisms between dual spaces
  3773. Exam question about Fields
  3774. How would you find another point on the plane if you know the distance from P1 to P2?
  3775. Inverse of matrix sum
  3776. Spectral radius
  3777. Orthogonal Polynomials
  3778. showing two matrices are not unitarily similar
  3779. Order of Eigenvectors in Diagonalization
  3780. Completeness relations
  3781. Solving a set of quadratic equations
  3782. Clebsch-Gordan decomposition of SU(3)
  3783. Mobius transformation (isomorphism)
  3784. Nonlinear Least Squares Minimization
  3785. "Usefulness" of Basis for a Vector Space, General?
  3786. Eigenvalues
  3787. Quotient Ring of a Polynomial Ring
  3788. 2 matrices- Same eigenvalues.
  3789. Permutation Group
  3790. Why is Z cyclic?
  3791. Listing the elements of a symmetry group of a frieze pattern
  3792. How can a vector be multiplied by itself ?!
  3793. Extending automorphisms of A_n
  3794. about a property of scalar product
  3795. Group Theory, unitary representation and positive eigenvalues
  3796. How do you find the basis for the spanning set which contains matrices?
  3797. Finding the canonical form of a quadratic form.
  3798. Union and Sum of Subspaces
  3799. vectors with different coordinate systems
  3800. Subring Test
  3801. Complex Hilbert Space as a Symplectic Space?
  3802. Relationship Between Symplectic Group and Orthogonal Group
  3803. Express a space in notation
  3804. Lie algebra
  3805. Krylov Spaces
  3806. Left- and Right- Kernels of Bilinear maps B:VxV->K for V.Spaces
  3807. Linear complex equations in Octave
  3808. normal derivative
  3809. Hermitian Matrix
  3810. transversal wave operator in a manifold
  3811. how to show something is a subspace
  3812. Gmres
  3813. trying to understand Galois theory book explanation
  3814. A problem in cyclic group...
  3815. (n-1)-dimensional subspace is the null space of a linear functional
  3816. Finding eigenvalues of a 3 x 3 matrix
  3817. clifford algebras
  3818. Finding max. singular value after including a diagonal matrix
  3819. Groups and orthogonal matrices question
  3820. Generalization of Lines, Planes (Finite Fields)
  3821. Cleaning up vocabulary and concepts
  3822. Understanding Transvections:T_W:V-->V Tv=v+w
  3823. Meaning of Eigenvectors in a Graph
  3824. matrix
  3825. rank of matrix
  3826. Normalizing a 4x4 matrix with unknown functions as elements
  3827. inner product
  3828. order of subgroup/
  3829. Existence of Tensor Product
  3830. Jordan Normal Form physical applications
  3831. Ordering convention for standard bases of spaces of covariant alternating tensors?
  3832. Hermitian operators without considering them as Matrices!
  3833. skew symmetric matrix
  3834. Matrix equation - numeric solving
  3835. Preparing for Linear Algebra?
  3836. Proving extrema using taylor series and Hessian Matrix
  3837. Question on a particular collection of sets
  3838. Quaternion confusion
  3839. cosets and normal subgroups
  3840. Solving nonlinear equations
  3841. basis of vector spaces over fields
  3842. double dual example
  3843. 5-Sylow subgroups
  3844. HELP! Detrivative matrix/system of equations
  3845. Example of algebras over GF(2)
  3846. Linear Dependence of Matrix Vectors
  3847. Lie algebras
  3848. Finding a set of Generators for a group G when Generators for Kerh, Imh are known; h
  3849. Definition of observability indices?
  3850. Matrix HELP!!
  3851. So(8)
  3852. Orthogonality theorem proof method question
  3853. SVD when the V matrix is zero?
  3854. Applied algebra?
  3855. free finitely generated module has finite rank?
  3856. writing out a matrix
  3857. Diagonalizability dependent on nullity and inner product?
  3858. Are the definitions of vector in Linear Algebra and physics compatible?
  3859. Diagonalization of complex symmetric matrices
  3860. Integrate matrix
  3861. matrix dilemna
  3862. musical scale in magnetic field vibrations theory101
  3863. Rational Operations
  3864. lin algebra problem
  3865. Subspaces and eigenvalues
  3866. Determining linear dependence or independence without a calculator or vector values
  3867. determinant of a matrix
  3868. Order formula
  3869. Derivative of SVD V and U matrices
  3870. Nullity of the zero matrix
  3871. basis
  3872. Sylow's Theorem (normal subgroups)
  3873. Can someone recommend me a 2nd year linear algebra textbook?
  3874. Please HELP!!! Matrix!
  3875. Restriction of a Linear Transformation
  3876. inner product of polynomials
  3877. Eisenstein's Criterion question.
  3878. Convert Axis Angle to 4x4 homogeneous matrix?
  3879. Application of Burnside's Lemma
  3880. Abstract Algebra Notes
  3881. Problem with the simplex algorithm with LU Decomposition
  3882. Who wrote these Linear Algebra Notes -Thomas?
  3883. Isomorphism only if it is a linear transformation?
  3884. Isomorphism classes
  3885. How abusive of notation is it to drop isomorphisms?
  3886. Trasformation of vectors component when changing coordinate system
  3887. Cramers Rule and unique solutions
  3888. difference over sum method
  3889. Definitions of vector space and subspace
  3890. zero column invertible matrix
  3891. Simultaneous diagonalization while having repeated eigenvalues
  3892. group C*-algebras
  3893. Nagging Math Ques #1: 'Pseudo-Inner Product'
  3894. Nagging Math Ques #1: 'Balanced Matrix'
  3895. On the ‘Sub-Additivity’ of Principal Eigenvectors
  3896. Differentiability of eigenvalues of a positive matrix
  3897. How did the determinant appear?
  3898. grad textbook on abstract algebra
  3899. Software to find basis of space
  3900. Linear Functionals, Dual Spaces & Linear Transformations Between Them
  3901. Symmetric bilinear forms on infinite dimensional spaces
  3902. simple explanation of a vector space
  3903. basic similarity question
  3904. fractional field
  3905. Linear equations for calculating position for the GPS
  3906. Matrix Representation of a linear operator
  3907. adjoint versus classical adjoint/any relation?
  3908. column space of positive semidefinite matrix
  3909. Does there exists a matrix who's product is itself?
  3910. invariant subspace
  3911. invariance of scalar products on Lie algebras
  3912. Matrix notation for vector stacking
  3913. coefficient of a polynomial in K[x] where K is a field of characteristic p
  3914. octonions (and geometry)
  3915. Self Adjoint and Anti-Self Adjoint questoin
  3916. singular values of a smaller matrix
  3917. Center of endomorphism algebra
  3918. Intuition behind rotation matrices?
  3919. Finding State Matrix from given states in an autonomous Linear Dynamical System
  3920. Penrose's generalized inverse
  3921. Gram-Schmidt Process
  3922. Row reducing the matrix of a linear operator
  3923. Sparse Matrix transformation to locate columns containing zeros
  3924. testing for linear combinations using matrices instead of vectors
  3925. Selecting an algebra book for self study
  3926. Matrix Similarity question
  3927. Triangular Similar Matrix question
  3928. Is this possible or am I dumb - Solving for u
  3929. Finding eigenvectors of similar matrices
  3930. does this set of polynomials span P3?
  3931. Orthogonal Matricies and rotations.
  3932. why discrete ?
  3933. Product of two systems of linear differential equations
  3934. finding values of t for which the set is linearly independent
  3935. Any fast way to compute the fixed vector of a Markov chain transistion matrix?
  3936. Simplex variable out and in again
  3937. What is the rotation group of a cube?
  3938. Reciprocal basis and orientation
  3939. Determining if Subset is a Subgroup by using Group Presentation
  3940. Orthogonal Subgroups : on Modules?
  3941. finding basis and dimension of W = {(a,b,c,0)} where abc are real numbers
  3942. what are the simplest way to show that AB and BA have the same characteristic polyno?
  3943. What structure is this?
  3944. does multiplying the invertible matrix A to the basis {X1,X2,X3..Xn} create a basis?
  3945. how to extend a set to form a basis?
  3946. Pure Pairwise Nash Equilibriums in multiplayer games
  3947. Classes of polynomials whose roots form a cyclic group
  3948. Pictures of abstractions behind mathematical equations?
  3949. expressing the matrix product Ax as a linear combination of the column vectors in A
  3950. prove the column space of AB is contained in the column space of matrix A
  3951. When p(A)=0 iff p(B)=0 for any polynomial,why same minimal polynomial?
  3952. eigenvalue and singular value ordering question.
  3953. Why this matrix is hermitian?
  3954. does infinite solutions imply the row vectors are linearly dependent?
  3955. Matrix similarity question
  3956. Underdetermined systems
  3957. jordan form
  3958. does the set of solutions for Ax=b form a subspace?
  3959. Normality of a quotient group
  3960. Convex set : characteristic cone
  3961. spectral decomposition
  3962. schur theorem
  3963. matrix and basis
  3964. alternating tensors
  3965. Irreducible Polynomials over Finite Fields
  3966. Matrix Factorization
  3967. SVD vs Eigenvalue Decompositon (Diagonalizability)
  3968. Can someone suggest anything cool i can do on Matlab about linear algebra?
  3969. unique volume element in a vector space
  3970. the mapping to alternating tensors
  3971. What are the applications of group theory?
  3972. unitary matrix question
  3973. Books for linear algebra
  3974. Please help me to solve ill-conditioned linear system of matrix
  3975. Looking for more info on the "Turyn construction" of the Leech lattice
  3976. Leech lattice is a 'lie group?"
  3977. Rank and Trace
  3978. Vector Spaces of Infinite Dimension
  3979. can this be true? A ~Trans(A)
  3980. orientation of a vector space
  3981. Properties of Gl(n,R); R a ring/division ring
  3982. Congruence relation
  3983. Question in Proof of second order condition with linear constraints
  3984. dimension of a multivariate polynomial space
  3985. Rank(A)= Trace(AA*) ??
  3986. Physical Intrepretation of cofactors
  3987. Easy question on the Second Sylow Theorem
  3988. Rearranging redshift formula for v
  3989. What's the motivation for coset and quotient structure?
  3990. rotation matrix for a Bloch sphere
  3991. alternating tensor of order 1
  3992. Extending automorphism groups to inner automorphism groups.
  3993. Vector multiplications....
  3994. diagonalization of symmetric bilinear function
  3995. Linear maps between finite dimensional spaces
  3996. Complementation=orthocomplementation? (Distributive lattices)
  3997. Infinitesimal volume element in different coordinate system
  3998. Change of coordinates for functions
  3999. Adjoint operator
  4000. mapping points inside one 2D rectangle into another smaller one
  4001. Find values for k in a system of equations
  4002. Quick help needed on a Matrix Multiplication...
  4003. structure theorem for abelian groups
  4004. Effect on eigenvalues of multiplying by a diagonal matrix
  4005. Convolution and a specific function
  4006. NxN-complex matrix, identified 2Nx2N-real matrix, determinant
  4007. Complex Numbers in Linear Algebra
  4008. Binomial theorem...
  4009. rank of a matrix
  4010. Simple Ax = B
  4011. Lie path dependent factor
  4012. Cauchy-Schwarz inequality
  4013. Optimization about matrix question
  4014. Formula for multiplication of trinomials
  4015. Designating matrices by (system2 operator system1)
  4016. matrix of a module endomorphism and its char/min poly
  4017. Derivative of An Inner Product
  4018. matrix polar decomposition of GL(3,R)
  4019. Calculating angles between matrices
  4020. Simple Hyperplane Equation - What am I Missing?
  4021. Finitely generated modules as free modules
  4022. Linear Transformation to Block-wise Stack Matrix
  4023. Defining a polyhedron WLOG to prove that a basic feasible solution is a vertex
  4024. Derived Subgroup (In particular Q8)
  4025. request for introductory book on graph theory
  4026. transforming association matrix to a functional matrix
  4027. Formulation of a linear programming model
  4028. Convex set for similarity constraint
  4029. Question about grp of order 6...
  4030. Semilocal rings vs Picard group
  4031. Prime filed
  4032. find subgroups of finitely generated abelian groups
  4033. word for one-to-one correspondence between ideals and modules of an algebra
  4034. Group representations on tensor basis.
  4035. Solving 3D matrix equation
  4036. Transposition of a matrix
  4037. question Ax = 0 has only trivial solution and Ax = b has 1+ solution for every b
  4038. determining whether sets of matrices in a vectorspace are linearly independent?
  4039. Subspace of R^3
  4040. Confused about the concepts of dual spaces, dual bases, reflexivity and annihilators
  4041. Groupg of Automorphisms Aut(G)
  4042. matrices + general solution defined
  4043. Invertible elements in Zn
  4044. testing optimality via complementary slackness
  4045. Counting cycles in S_5
  4046. Eigenvalues of a symmetric operator
  4047. What was the motivation to define what a vector space is?
  4048. Same symbol, different meanings? Subgroup index & field extension
  4049. Completeness of orthonormal functions
  4050. Is this correct? Field extension of the rationals
  4051. Bilinear Forms associated With a Quadratic Form over Z/2
  4052. Confused about definition of algebraic closure
  4053. Column space of A'A?
  4054. Analogies for Group Ring Field
  4055. dot/bilinear product in C^n / Orthogonality
  4056. Matrix form - completing the square
  4057. Roots of Polynomials modulo p
  4058. grothendieck decompostion simple example
  4059. |a+b| = |a| + |b| implies a and b parallel?
  4060. Composition of permutation cycles
  4061. If x and y are parallel, then ha = b?
  4062. free-module, basis, rank
  4063. Orthogonal Basis in 3d is flipping.
  4064. Abstract Algebra
  4065. Vector into a diagonal Matrix
  4066. Matrix multiplication preserve order Block matrix
  4067. difficulty on tensors
  4068. Is the Mod2-Reduction Map Onto?
  4069. finding rotation matrix with given new and old frame
  4070. Finite-Index Subgroups of Infinite Groups.
  4071. Finding a rotation matrix with given origin and rotated matrices
  4072. taylor series
  4073. Why cant i learn linear algebra?
  4074. Can't get my head into vector spaces and subspaces
  4075. Difficult linear algebra problem
  4076. Least squares for matrix?
  4077. Question on maximal ideals in an integral domain
  4078. Notation in linear algebra and rule for square of matrix norm
  4079. Rings as algebras
  4080. Ellipsoid algebra: converting forms
  4081. Roots
  4082. Wiles Proof of Fermat's Last Theorem
  4083. Director product expansion of Lie groups.
  4084. External direct product- homomorphism
  4085. Nonzero R-Module over commuttaive ring, all submodules free => R PID?
  4086. Solution to a system
  4087. Solve for matrix problem...
  4088. How can I find a basis for the span of some eigenvectors?
  4089. Groups :Ismorphism
  4090. True or false eigenvalue problem...
  4091. Galois Theory
  4092. Matrix similar to its transpose
  4093. eigenspaces
  4094. Tensor transformations for change of coordinate system
  4095. proving a set to be a vector space,
  4096. proving a set of derivatives to be a subset of real functions
  4097. Shortcut method for order 4 and above.
  4098. coproduct , direct sum
  4099. Multilinear eigenvalue problem
  4100. Why Pi is wrong
  4101. group homomorphism
  4102. a question about fourier analysis
  4103. Inverse of Change of Basis Matrix
  4104. Censorship
  4105. Determinant identity
  4106. question about inner product
  4107. Groups of order 21 (Need help understanding an inference)
  4108. About singular matrices...
  4109. Cyclic Decomposition Theorem
  4110. question about projections and subspaces
  4111. Semidirect product ambiguity?
  4112. matrix dot product
  4113. question about column spaces
  4114. Powers of a superdiagonal matrix
  4115. Matrix Equation
  4116. Integral of the reflection operator in arbitrary symmetric spaces.
  4117. why 10-adics are not a field?
  4118. Ideals of the Gaussian integers
  4119. eigenvalues and eigenvectors of a matrix
  4120. Ring Theory Question
  4121. Interesting question with the commutator subgroup
  4122. How to Minimize the infinity norm of a matrix function
  4123. Norms of a general vector space
  4124. Basic vector operations with respect to underlying geometry
  4125. Tensor product for vectors
  4126. Frame and dual frame question
  4127. How to define the new vector in my case?
  4128. Help! Well-ordering principle
  4129. Dihedral group - isomorphism
  4130. Automorphism groups
  4131. Complexs equation
  4132. Fast matrix inversion
  4133. Proof of the The Division Algorithm
  4134. what is the essence of determinant?
  4135. Subspaces and Algebra
  4136. Classifying Symmetric Quadratic Forms
  4137. Span of a vector space question
  4138. Non trivial subgroups
  4139. Modules & Representations
  4140. Every Syzygy is a linear combination of pair-wise Syzygies
  4141. Orthogonality in h^n for a field h
  4142. Can magnitude of complex numbers raised to some power
  4143. C(a)<c(a+b)
  4144. matrix methods for equation of a line
  4145. I need a pretty basic explanation of cosets
  4146. Modular arithmetic
  4147. determinants of higher dimension matrices
  4148. kronecker delta question
  4149. does differential order matter?
  4150. Eigenvalues <1 imply 0 as a limit
  4151. Linear Proofs
  4152. coefficients of characteristic polynomial
  4153. Vector Spaces: Cartesian vs Tensor products
  4154. how do i construct a design matrix for a least square problem?
  4155. AxB=B ????
  4156. Direct Eigenvalue solver, which retains the the order of eigenvectors
  4157. Distributive Law in a Field
  4158. Diagonalization of square matrix if not all eigenvalues are distinct of
  4159. Mathematica problem, nontrivial solution for matrix equation Ax=0
  4160. Help in understanding groups (undergraduate level).
  4161. Question on Functional Powers
  4162. Maps Taking Planes to Planes.
  4163. Nessary and sufficient condition for homomorphism to be isomorphism.
  4164. Different rotation matrix, with cosine?
  4165. Jordan Matrix Decomposition
  4166. How to recover Matrix ?
  4167. Solving a system of tirdiagonal matrices
  4168. math work
  4169. circular definition confusion, linear algebra
  4170. Operating Time for Matrix
  4171. Jordan Normal Form Issues
  4172. Eigen Values of Positive Definite Matrix
  4173. Free Group with defining equations
  4174. det(A+B) ?? det(A) + det(B)
  4175. Invariants of categorical contingency table data?
  4176. the logic problem faced in linear algebra
  4177. Generators for Gl(n,R)?
  4178. Understanding proof about A(adj A) elements
  4179. Trying to Develop a Decryption Scheme for a Given Encryption
  4180. Show H is a subgroup of N
  4181. Determining if a vector b is a linear combination of vectors a1,a2,a3
  4182. Norm v.s. absolute value.
  4183. Exhibiting a homomorphism f: G-> Aut(G)
  4184. Linear Transformation Question
  4185. Show they are isomorphic
  4186. Most significant bit (MSB) in ASCII code
  4187. Does one need to know elementary number theory to study Abstract Algebra?
  4188. Uniqueness issue of direct sum decompostion of a representation?
  4189. Several Dimensional Multiplication
  4190. Regarding the definition of orders (as in subrings)
  4191. Why normality is important?
  4192. symmetries on the sphere
  4193. Lagrange multipliers with vectors and matrices
  4194. A particular subgroup of a Free Group is normal
  4195. matrix diagonalisation computations
  4196. DIHEDRAL GROUP - Internal Direct Product
  4197. determining axis of rotation
  4198. Dividing by matrices
  4199. Is most significant bit in ASCII always 0?
  4200. maximal ideals in Z[X]
  4201. Rotational Matrix
  4202. Linear Algebra Question on Calculating Current
  4203. The isomorphism Q<g>
  4204. Why were eigenvalues and eigenvectors defined?
  4205. quadratic surfaces + principle axes
  4206. Fundamental Theorem of Abelian Groups
  4207. system of iterated equations
  4208. Matrix multiplication
  4209. Velocity based on turning-angle
  4210. Roots of Lie algebras
  4211. Simple index notation question
  4212. characteristic polynomial coefficients
  4213. inverse of a matrix + determinant
  4214. Definition of induced representation
  4215. Mysterious orthogonal complement formulas
  4216. Question(s) on Lie Groups
  4217. Calculate curvature by coordinate component method
  4218. Jordan blocks + kernels
  4219. Adjacency matrices - real matrices or tables?
  4220. Q -2 IN free group
  4221. Please check my Homomorphism proof
  4222. help with a proof.
  4223. Stuck on a Subring
  4224. ℤ and ℤ3
  4225. Linear independence and decompostion
  4226. eigenvectors + proving reflections
  4227. ℤ and ℤ[x] isomorphism
  4228. axis of rotation, plane of reflection
  4229. showing that a certain subgroup is the kernal of a homomorphism
  4230. Infinite groups with elements of finite order
  4231. Vector with minimal angle to a set of vectors
  4232. Unusual usages of linear algebra
  4233. Question about Grassmann Integral
  4234. same eigenvalues = same jordan form ?
  4235. question on commutativity of operators
  4236. Algebraic Geometry Question - on ideals of algebraic sets
  4237. Multilinear Maps
  4238. Matrix from an equation
  4239. Modular Arithmatic
  4240. quadratic surfaces equation + completing the square
  4241. Unit Normal Vector from Three Eigenevectors
  4242. This was from google's interview question.
  4243. question on the trace of two matrices
  4244. transient analysis
  4245. mod(prime) is a field mod(non-prime) is not
  4246. Question on an integral of a matrix exponential
  4247. EQUALITY OF ROW AND COLUMN RANK (O'Neil's proof) Is there smt wrong?
  4248. Addition and multiplication in Z/nZ
  4249. Four coplanar points
  4250. The square of a formal laurent series
  4251. Eigenvectors of 2x2 matrix shortcut
  4252. What can I use to solve a general matrix?
  4253. How to get the derivative of this convex quadratic
  4254. How to handle an ill-conditioned matrix?
  4255. What are the prerequisites for studying category theory?
  4256. Linear algebra resources.
  4257. Herstein: Homomorphism Proof
  4258. Matrix Completions
  4259. showing that a map from factor group to another set bijective
  4260. Principal ideals of rings without unity
  4261. Metric spaces - Clopen property
  4262. Intersection of two planes
  4263. Test if 2 transformations produce equivalent relations to a reference
  4264. Dependency between orbits
  4265. "Positive Set" in an Ordered Integral Domain
  4266. Finding eigen vectors of N-Dimensional linear transformation
  4267. if ABCD = I, express B^(-1) in terms of A,C, and D (Linear algebra, attempt inside)
  4268. Maximum of arithmetic operations needed
  4269. Projection onto the kernel of a matrix
  4270. Complex inner product
  4271. Eigenvector for Complex Eigenvalue help
  4272. why is not angle considered as vector?
  4273. Problem involving eigenvalues/vectors
  4274. What topics from linear algebra do I need to study tensors?
  4275. Simple Q about direct product representation of a group
  4276. DFT matrix for C[S3] algebra.
  4277. For which L(s) will be these vectors linearly dependent?
  4278. A problem on linear transformation and standard basis
  4279. Good Books on Optimization Theory
  4280. Confusion regarding the basis of A and the basis of Range of A
  4281. Question on matrix congruence
  4282. Linear Algebra: Can't make sense of it!
  4283. simple summation, difficult inference. (game theory)
  4284. left group actions involving SO(3) and the 2-sphere
  4285. Tricky complex square matrix problem
  4286. Abstract Algebra - Cyclic groups
  4287. Inner product of vectors and covectors
  4288. Factor groups!!
  4289. Does anyone know the name of this type of map
  4290. De Moivre's theorem
  4291. exponential of jordan form involving distinct eigenvalues
  4292. Composition of functions and operator algebra.
  4293. an equation with degree 3
  4294. Constraining the element-wise magnitudes of a matrix
  4295. Finding a Sequence in L^1
  4296. Group Action of S3 on a set of ordered pairs
  4297. How to think of a plane
  4298. ln(detA)=Tr(lnJ) identity?
  4299. pseudoinverse
  4300. Zp[x]/(x^2 + 1) is a field iff p is a prime p ≠ 1 (mod 4)
  4301. Irreducibility in Zp
  4302. Find a prime divisor of 11..11 (13 1's)
  4303. Subsets of symmetric groups Sn
  4304. cosets and subspaces
  4305. simple question regarding polynomials
  4306. modular arithmetic question about functions
  4307. Solving Ax=b; when to use LU decomposition?
  4308. Matrix of a Linear Transformation (Abstract)
  4309. What can commute with a diagonal matrix?
  4310. Lie-algebra representation powers - plethysms
  4311. Coproduct in the category of algebras
  4312. Schur product for complex numbers.
  4313. How do I check if a 1x1 matrix is diagonal, lower/upper triangular?
  4314. Inverting a function? f(y) instead of f(x)
  4315. Number of Subgroups of a Group
  4316. Number of Homomorphisms
  4317. Galois Theory questions: Homomorphisms
  4318. Structure constants to metric
  4319. Factoring question - generalized factoring in integers
  4320. Eigenvalues/Eigenvectors
  4321. What are the prerequisites for learning Linear Algebra?
  4322. Trouble understanding spans of vector spaces
  4323. Queries on Operators
  4324. Do tuples exist which aren't elements of a cartesian product of sets?
  4325. (Q,+, .) is a commutative ring : confusion
  4326. Question about finding dimensions
  4327. Finding vectors in a plane
  4328. Are these vector spaces isomorphs?
  4329. Combine upper, lower, and diagonal matrix?
  4330. itherative method choice!
  4331. Find dimH
  4332. Determine whether the function is a linear transformation (Attempt inside)
  4333. What does this statement even mean?
  4334. (ℤ/34/ℤ)^x
  4335. Genericity of Linear Independence
  4336. Tensor product and infinite dimensional vector space
  4337. Exterior product
  4338. How to Prove a Matrix is Diagonal?
  4339. Characterizing Affine Independence
  4340. Norms and Units of an Integral Domain
  4341. Discriminant of a quadratic equation in 2 variables
  4342. Inverse matrix with whole numbers
  4343. Find a basis for the subspace of R^4 spanned by the given vectors (attempt inside)
  4344. Projections onto a plane and parallel to a vector
  4345. Linear Algebra in Analyzing Finance
  4346. How can I find a solution valid for "all" cases?
  4347. If A and B are totally unimodular then is (A 0 0 B)?
  4348. Sum A+cB of invertible matrices noninvertible?
  4349. Rank and submatrices theorem
  4350. Can a subcategory be an ideal?
  4351. Does differentiation preserve linear independence?
  4352. Regarding gradient vector
  4353. Difference symmetric matrices vector space and hermitian over R
  4354. Linear transformation being onto or not (Three problems I need help understanding)
  4355. Proving linear dependence
  4356. Rotation is combination of shearing and scaling
  4357. rotation matrix vs regular matrix
  4358. Prime Ideals of Z/3Z X Z/9Z
  4359. Easy: det(A)=0 <=> no iverse
  4360. Generalized eigenvectors
  4361. Power of a cycle
  4362. Cyclic rings
  4363. proving linear dependence (2.0)
  4364. Kernal of a subgroup
  4365. vectors projection
  4366. linear space
  4367. Need help in solving this eqn
  4368. Solving Flip It, a Game
  4369. do subgrps inherent their group properties
  4370. Irreducible polynomials over ring of integers
  4371. Just curious
  4372. Tensor multiplication
  4373. A problem on finding orthogonal basis and projection
  4374. Classification of p-groups
  4375. Are all groups nonempty?
  4376. vector distance
  4377. why Ax=0 only has trivial solution
  4378. Determinant as a function of trace
  4379. Are There "Unnormed" Vector Spaces?
  4380. Dijkstra's or A* for this situation
  4381. 2D Perspective xform using CSS 3D matrix?
  4382. How to find all elements of S4 that satisfy the equation x^4=e?
  4383. Simple definition of a Lie algebra?
  4384. Embedding Sn into An+1
  4385. Optimization of objective function that's the product of unitary matrices
  4386. Looking for Explanation of a Quotient Group
  4387. Commutator property question
  4388. Find a basis
  4389. The dimension for Generalized Inverses of matrices and Penrose's troubled proof
  4390. Invariant of degree p
  4391. Evaluating a term in bra-ket notation
  4392. Geometric mean - consistency test -AHP
  4393. Q (the rationals) not free abelian yet iso to Z^2?
  4394. Invertibility and Diagonalizability
  4395. Checking my understanding (re. wedge product) of a passage in Bishop & Goldberg
  4396. Convex hull of PSD matrices
  4397. If p is prime, prove the group (Zp*,x) has exactly one element of order 2.
  4398. Relationship of Basis to Dual Basis
  4399. Need help proving L is a normal exension of F.
  4400. Simplifying quadratic forms
  4401. congruence transformation
  4402. Examples of normal and non-normal extensions of Q?
  4403. Subset of the indempotents of a ring
  4404. Isomorphism question
  4405. What do they mean by classify all groups of a certain order
  4406. Latin squares?!
  4407. How to find the magnitude of this bivector?
  4408. Some kind of mathematical formula that I obviously dont know about?
  4409. Easy method to show orthogonality of a matrix
  4410. Dimension of space composed of powers of a matrix
  4411. Trivia from a forum.
  4412. (Linear Algebra) Distinct Eigenvalues of a Matrix
  4413. abelian not normal
  4414. up to isomorphism definition
  4415. Group orbits
  4416. Using isomorphisms to transform polynomials to vectors.
  4417. Matrix Question: A*B=A (B is non-identity)
  4418. Orthonormal Vectors
  4419. SUBSET K of elements in a group with finite distinct distinct conjugates
  4420. How to prove the linear indenpendency of an infinite set
  4421. Would someone explain the class equation and its corrolaries for me?
  4422. Two Matrix Questions
  4423. Cross product for complex vectors
  4424. Group center properties
  4425. Period of a matrix
  4426. Multiplicative groups of nonzero reals and pos. reals
  4427. Quotient space explanation
  4428. Modules in Macaulay2
  4429. Determine the number of solutions for a homogeneous system
  4430. What exactly does it mean for two points to be barycentrically independent?
  4431. A question in group theory
  4432. Unique Factorisation Domains/Fields..
  4433. Help me understand a homework solution -- intro to ring theory -- ideals
  4434. is this proof correct? If {u,v,w} is a basis for V then {u+v+w,v+w,w}is also a basis?
  4435. Matrix invertibility question
  4436. Complex gradient of a matrix expression
  4437. Subgroups of dihedral group and determining if normal
  4438. Why must inner product spaces be over the field of real or complex numbers?
  4439. Centraliser and order of conjugacy classes.
  4440. Matrix exponential facts?
  4441. Difference among types of bases.
  4442. Product of Pos. Def. Matrices
  4443. Multiplicative closure for subring test?
  4444. Intersections of Sylow p-groups
  4445. A group of order 36 is simple
  4446. General definition of geometric product?
  4447. Distint ideals of a ring
  4448. Inner and Exterior products
  4449. Quaternion Polynomial Equation
  4450. Fraction of Elements in a group mapped to own inverse by automorphism
  4451. linear algebra, free variables
  4452. What is the difference between these two operations?
  4453. Normalizer
  4454. Normal Groups
  4455. A Unitary Matrix and Hermitian Matrix
  4456. order of elements
  4457. Why is a Linear Transformation a Type-(1,1) Tensor?
  4458. How to reduce Matrix for storing??
  4459. Why the inner product of two orthogonal vectors is zero
  4460. Inverse Matrix
  4461. Linear Programming - Separation of points
  4462. characters table
  4463. Generalized eigenvectors/eigenvalues
  4464. Components of the trace operation
  4465. Primary decomposition theorem
  4466. Formula for Randomeness
  4467. Fibonacci numbers as coefficients in three variable system of equations
  4468. Properties of Homomorphism
  4469. Group isomorphisms and bijective maps
  4470. How to determine an infinitely dimensional matrix is positive definite
  4471. Is it possible to extract the diagonal elements of a matrix into a vector??
  4472. are units considered irreducible
  4473. Questions about the Sn group
  4474. character table , how ?
  4475. Question about determinants and characteristic polynomials.
  4476. How can we proof this matrix norm equality?
  4477. all the ways to build positive definite matrices
  4478. How do I numerically find eigenvectors for given eigenvalues?
  4479. Question about the permutations of roots as polynomial coefficients
  4480. Change of Basis for Bilinear map/form
  4481. change of basis matrix
  4482. Skyline storage is only for symetric matrices?
  4483. Root vectors of Lie algebras
  4484. Isomorphism isometry
  4485. Matrix prerequisities for Gauss elimination
  4486. AČ=Id ==> A diagonalizable?
  4487. All about projection
  4488. Inverse linear algebra problem for stereo triangulation
  4489. Groups, Fields, and beyond...
  4490. Why does bedmas/pedmas work?
  4491. Abstract algebra practice
  4492. maximal subgroup of a product of groups?
  4493. Generate random irreducible matrix
  4494. Eigenvalues for a 400x400 normalized laplacian of a graph
  4495. Eigenvalues of a completely disconnected graph
  4496. Linear Algebra Symmetric Matrix Set Question
  4497. Roots of Cubic Polynomials over R
  4498. equation solving
  4499. Laws of truth and derivation
  4500. Injective and Surjective linear transformations
  4501. Generalizations of Determinants: Permanents, Immanants, etc.
  4502. Complex solution of a cubic function.
  4503. Three-Dimensional Matrix Multiplication
  4504. What does eigenvalues and eigenvectors mean?
  4505. Resetting the Affine Transformation matrix
  4506. Matrices ...
  4507. Help proving equality of matrix expressions
  4508. proof of existence of opposite roots in semisimple algebras?
  4509. Transpose of a matrix with mixed indices
  4510. Pseudo real representation.
  4511. Doubt about linear functions
  4512. Help with extracting alpha from: -alpha-asin(sin(alpha)(r/l)
  4513. Doubt about the kronecker delta
  4514. Procedure for solving equation and inequalities - in 1 hour's computing & in seconds
  4515. Galois Groups for a system of Linear equations?
  4516. 2-norm Pseudoinverse Upper Bound
  4517. Projecting 3D point to 2D / view-point
  4518. the null space
  4519. Calculating covariance matrix
  4520. Complex / imaginary numbers trigonometric graphs
  4521. Qual Problem: When do Matrices Commute?
  4522. direct product of two groups with different n-spaces
  4523. Algebra-Modules generalize Ring-Modules?
  4524. Group like elements of Universal enveloping algebras
  4525. Inverse of Hessian of Lagrangian
  4526. Matrices: Number of solutions of Ax=c if we know the solutions to Ax=b
  4527. Solving Matrix equstions of the type: AX = C (FIND The X) - (NOT HW)
  4528. Computing the Galois Group of a Univariate Polynomial (Irreducible or reducible)
  4529. Distributive lattices
  4530. a system of nonlinear equations (power sum)
  4531. Contravariant vs Covariant components - misprint?
  4532. Householder algorithm
  4533. Automorphism of these Cayley graphs
  4534. rank of linear mapping
  4535. Linear Algebra Spans Question
  4536. PCA mapping back to original dimensions
  4537. LU decomposition of matrix
  4538. matrix inequality
  4539. Isomorphism between groups of real numbers
  4540. Isomorphism of the Dihedral group!
  4541. Basic definition of Quadratic Fields
  4542. Centre of the real Hamilton Quaternions H
  4543. Quotients of direct sums of modules
  4544. Representations of the cyclic group of order n
  4545. Question on Hodge duals
  4546. row reduced echelon form
  4547. Vector space and basis
  4548. Confused about the True Geometric Meaning of a Dot Product Answer.
  4549. Group Presentations - do they determine the group
  4550. Columns of Matrix Form a Basis?
  4551. The nullspace of a transposed matrix
  4552. Ordered Field Definition
  4553. QR factorization- Eigen values
  4554. Non Integer Exponents for Cartesian Products
  4555. Invertibility of Symplectic Matrices
  4556. Complexes C and C^n as Vector Spaces.
  4557. Finite solvable groups
  4558. When is a matrix positive semi-definite?
  4559. Question regarding basis of function space
  4560. dual of a Hopf Algebra, sort of commutativity
  4561. About Circulant Matrices
  4562. Alternating group
  4563. real eigen values
  4564. Simple Lie Group Definition
  4565. The product of Sylow subgroups
  4566. When is an element of a finitely generated field extension algebraic?
  4567. Finding self complementary graphs
  4568. finding the rank through row operation
  4569. Can a group have repeating elements?
  4570. Endomorphism ring of a module
  4571. Cyclic groups generator problem!
  4572. Group and subgroup example
  4573. Sets closed under complex exponentiation
  4574. Minimizing one function to solve for another
  4575. multiple sets of linearly independent vectors
  4576. What is the error in this proof of uniquness of row echelon form?
  4577. Coordinate Space Transformations
  4578. Hermitian matrices and unitary similarity transformations
  4579. Solving a flow matrix with one of the nodes as constant.
  4580. question on the dimension of Killing-form
  4581. proof col rank=row rank
  4582. Covariance matrix in barycentric coordinates
  4583. Finding the eigenvalues of a complex matrix
  4584. Affine spaces and time-varying vector fields
  4585. Prime Ideals of direct sum of Z and Z
  4586. Solving Weir Flow Equations Algebraically
  4587. Cyclic set: Difference between generator and unit
  4588. Finding the distance between a point and a plane using dot products
  4589. Questions about a basis and others for the vector space R^X (functions from X->R)
  4590. Definitions of quasinilpotent and the generalized Fitting subgroup
  4591. Representations of Groups - S3
  4592. Show that linear transformation is surjective but not injective
  4593. Rank of a linear transformation
  4594. Vectors and spanning
  4595. Directional scaling (of an ellipse)
  4596. Complex number subgroup
  4597. Bicyclic Monoid: Not Concatenation?
  4598. Cardinality and Equivalence
  4599. Contrapositive proof of irrational relations
  4600. Question about Newton's method for solving a function
  4601. The random walk
  4602. How would one prove the dihedral group D_n is a group?