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Join experts in discussing linear and abstract algebra topics. This includes vector spaces and linear transformations. Also groups and other algebraic structures along with Number Theory.
Graduate Verifying a Finite Non-Abelian Group with Set of 2x2 Matrices Modulo p
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Undergrad Linear programming bank assets problem
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Graduate Iteration of Euler's phi function
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Undergrad Formally Proving the Invariance of Solutions in Gaussian Elimination
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Undergrad Using an accelerometer to measure speed
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Graduate What Structure Must G Have for All Aut(G) Elements to Send N to N
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Graduate Sum of Reciprocals of Prime Numbers Equals 1
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Graduate Sum of Primes < n Formula - Pseudot's Research
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Graduate Finding the face of an icosahedron in which a vector falls in
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Undergrad Predicting the Period of Recurring Decimals in Rational Numbers
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Graduate Solvable polynomial definition problem
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Undergrad What to do with a zero column in a system of linear equations?
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Graduate The (i,j)-minor of a matrix: multilinear map?
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Graduate Lang's Algebra Ch 1 Problem 12(c): Ambiguous Group Law
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Graduate Way to generalize the relationship between T and T^2?
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Graduate Cardinality of a basis of an infinite-dimensional vector space
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Graduate What Are Some Examples of Isomorphic Vector Spaces with Different Dimensions?
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Undergrad Conjugacy in Algebra: Why Does a=g^-1bg Occur?
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Undergrad Is u + v in U if u and v are elements of V but not in U?
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Undergrad How Do We Calculate (f O g) for Given Functions and Set A?
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High School Understanding Stirling's Formula: The Bent Equals Sign Explained
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Undergrad How many ways we can represent 50 as the sum of two primes?
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High School How Can Vector Math Be Fun and Engaging for Students?
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Graduate Generalized eigenspace invariant?
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Graduate The module is injective iff it is a direct summand of an injective cogenerator
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Graduate Proving Cauchy-Schwarz Inequality: My Dumb Question
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Graduate Proving R^n Can Be a Field: The n>2 Case
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Graduate Vector Spaces: Real Numbers Over Rational Numbers
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Graduate How many whole numbers c make x^2 + c a multiple of 2^2007?
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Graduate Geometric Algebra: Signs of electromagnetic field tensor components?
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Graduate Simple counterexample for claim about integral domains
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Graduate Program for graphing Riemann zeta function
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Graduate Minimum Number of Distinct Values for a Polynomial over a Finite Field
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High School I'm in need of an algebra refresher course.
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Undergrad How to Study for an Algebra Test on Vectors and Matrices?
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Undergrad Finding Constants for Linear Dependence in 3D Vectors
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Undergrad Understand the Difference Between Trivial and Non-Trivial Solutions
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Graduate What Are Cyclic Quadratic Residues and Their Sums Modulo Prime Numbers?
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Graduate Positive Operator: Why Is \sqrt{A^*A} Positive?
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Graduate Proving a Property of Quadratic Nonresidues in Prime Numbers
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Graduate How can I calibrate an accelerometer with unequal sensitivity between axes?
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Undergrad What Are Canonical Coordinates and How to Convert a Basis in R^2?
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High School Difference between scalars and vectors
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Undergrad I am looking for some help on a little matrix/determinant problem please?
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Graduate Normal nxn Matrices: 1 Eigenvalue Case (Complex #s)
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Graduate Which Elements Belong in H? [SOLVED] Question about a Subset of Z
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Graduate Proving Conjectures About the Binet Formula for Q(\sqrt{k})
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Graduate Show How to Write A as B + iC: Hermitian Operators
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Graduate Is the Trace of a Nilpotent Matrix Always Zero?
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Graduate Prove by induction that 2^1/2 is irrational.
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Graduate Difference between the outer product
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Graduate Finding an affine transformation matrix
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Graduate Show a polynomial of degree n has at most n distint roots
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Graduate Can Fibonacci Sequences Be Proven Using This Conjecture?
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Undergrad Parabola Question: Verifying Solution with Multiple Methods
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Undergrad Solve Problem w/ Two Phase Method: Max Z
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Graduate Geometric algebra: longitude and latitude rotor ordering?
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Undergrad Linearly Independent Columns of a Matrix
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Graduate Question about Gelfand-Naimark
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Undergrad Properties of Inverse Matrices
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Graduate Primitive roots - annoying problem
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Graduate Why Is Ran(A - λI) an Invariant Subspace of A?
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High School What does this equation mean to you?
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Undergrad Can a Change of Basis Simplify Linear Problems?
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Undergrad Standard Matrices for Polynomial Derivatives and Integrals up to Degree 4?
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Undergrad Angle between two lines in space
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Graduate Some Galois Theory: Degree of elements in Q
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Graduate Efficient Computation of Congruence Solutions and Generating Functions
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Graduate Solving Transition Matrix: Find Coefficients of B to B
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Graduate Bases of Generalized Eigenvectors
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Undergrad Understanding Reflection Matrices and Visualizing Transformations
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Graduate Simple problem using eigenvalue/eigenvector
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Graduate Is Floor(x)/y Always Equal to Floor(x/y) When y Is an Integer?
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Graduate Does GCD Condition Prove Multiplicative Order?
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Undergrad Is There a Number N That is Neither Rational nor Irrational?
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Graduate Uncovering Abundant Numbers: My University Research
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Undergrad Isomorphism Question: Struggling with Engineering Maths - Need Help!
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Undergrad Systems of linear inequalities
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Graduate What Functions in Lp Spaces Satisfy the Transformative Integral Equation?
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Graduate What is the simplicity of the Special Linear Lie Algebra?
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Graduate What is the relationship between ker(A) and ker(A^TA)?
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Undergrad An eigen decomposition problem in programming
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Graduate Reconstructing Kite Position and Rotation from a Single Camera Image
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Graduate What is the significance of the sopfr function in these cycles?
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Graduate Prove N_{G}(H) is a Subgroup of G
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Undergrad How does the reflection formula for vectors work?
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Graduate Positive Definite Matrices eigenvalues
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Graduate Can QR Method Accurately Approximate Eigenvalues? [SOLVED]
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Graduate Solving Nilpotent Matrices: Use McLaurin Series to Show Invertibility
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Undergrad What is the proof for the similarity of two matrices having the same rank?
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Graduate What are the properties of ideals in a commutative ring with identity 1?
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Graduate Prove that if and [j] are equivalence classes modulo
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Graduate Showing null space and range are invariant
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Graduate RIemann-Weyl formula and application
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Undergrad Can u understand my business coursework?
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High School Algebraic expressions - simplifying
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Undergrad Where did the six come from in the Chinese Remainder Theorem?
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Graduate Interpretation/significance of the eigenvalues for a system?
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Graduate Factoring a wedge product into vectors? (geometric algebra)
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Undergrad Understanding Adjacency Matrices for Digraphs?
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