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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.
Undergrad Multidimensional cross product vector
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Graduate Constructing a 2D Matrix for Solving Equations with Multiple Unknowns
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Undergrad No problem, glad I could help! Keep up the good work in your studies.
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Graduate Proof of R Transpose and Inverse Equals Identity Matrix
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Graduate How can the recurrence relations for Eisenstein series G_k(z) be proven?
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Graduate Proof of the Cauchy Shwarz inequality
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Graduate Ideal/Submodule Query - Proving R is Principal Ideal Domain
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Graduate Discover the Cute and Simple Formula for Pi Derived from the Dirchlet Function
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Graduate Riemann hypothesis and number theory
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Graduate Understanding the Relationship Between Lie Algebras and Lie Groups
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Undergrad Finding a smaller subset within a set
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Graduate Eigenvalues of sum of a Hermitian matrix and a diagonal matrix
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Graduate Find a basis for the space of 2x2 symmetric matrices
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High School Inverse of b mod n: Find, Steps, Examples
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Undergrad Solving Pell's Equation: I'm Stuck!
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Graduate Can Fractals Predict Prime Positions Through Partition Numbers?
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Graduate Right handed frames and Orientation
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Graduate Is the Tensor Product Associative?
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Graduate Fundamental theorem of Orthogonality
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Undergrad So, do negative prime numbers exist?
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Undergrad I don't get Eigenvalues or Eigenvectors
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Undergrad How Can You Roll a 13 Using 2 Dice?
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Undergrad Efficient Fortran Subroutines for Matrix Diagonalisation: Small Matrices
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Undergrad Good luck!Proving the Relationship between Fibonacci and Lucas Series
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Graduate What Are the Key Concepts in Understanding Genus 2 Hyperelliptic Curves?
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Graduate Proving the Sum of Hermitian Matrices is Hermitian
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Graduate Is the Conjugate of a Polynomial the Same as Its Conjugate Field?
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Graduate Is an un-spannable vector space automatically considered infinite dimensional?
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Graduate What Is the P-adic Volume of the P-adic Circle x² + y² = 1?
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Graduate Proof of an identity in determinants
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Graduate A Surjective Function for All [R]
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Graduate Hadamard product to Matrix product transformation
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Graduate Is every element in F algebraic over Q?
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Graduate |G|=4. Prove the group is either cyclic or g^2=e
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Graduate Is There a Connection Between Ken Ono and Factoring?
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Graduate What do French, German, and Russian texts call the Cauchy-Schwarz inequality?
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Undergrad How to scale an input number range ?
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Graduate |G|=p^k. Prove G has an element of order p.
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Graduate Show K⊂R⊂F Fields: Algebraic Over K => R is a Field
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Graduate Number Theory Puzzler: Proving N-S is a Multiple of 9
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Undergrad Proving the Number of Digits in a Number Formula: A Scientific Exploration
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Undergrad The units of a cartesian product?
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Graduate Prove that G is a linear vector space
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Graduate Is f(x) Idempotent for Any Matrix B in M2(R)?
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Graduate What is the significance of k being a multiple of 2 or 3?
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Undergrad Is sqrt(5) Rational? Understanding the Proof by Contradiction
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Graduate Diffrence between U(1) and Spin(1)?
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Graduate Is this statement about the rank of a linear map true or false?
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Undergrad Matrix inverse equals power-series
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Graduate How do you prove that the operations on cosets in rings are well-defined?
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Graduate Relating Two Notions of Tensor Product
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Undergrad Change of Basis + Geometric, Algebraic Multiplicities
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Graduate Harmonic series, slowest diverging series?
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Undergrad Is matrixs multiplication random ?
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Graduate Logical Systems+new Principles+attempt To Solve Collatz Conjecture
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Graduate Tensor Rank of 2X2 Matrix: Is It Always 2?
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Undergrad Expected Value and covariance of matrix
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Graduate What is the definition of affine n-space in algebraic geometry?
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Graduate How Do I Prove Ring Properties and Understand Their Structures?
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Graduate Why Define Inner Products for Complex Vector Spaces Using Complex Conjugation?
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Graduate Euler's number e and Jacob Bernoulli's expression
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Graduate What Are All the Homomorphisms from Z to Z?
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Undergrad Proof of Idempotent Matrix with Inverse = Identity Matrix
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Graduate Is it possible to generalize it?
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Graduate HELP Mathematical notation needed for a prime mod 12 pattern
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Undergrad Why Do Physics & Engineering Tools Form Groups?
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Graduate How can I find the optimal vector x for a constrained optimization problem?
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Graduate Simplifying Square Roots: Unraveling the Mystery of the Square Root Function
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Graduate Derivative (mimization) of matrix trace
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Graduate Finding coefficients using dual basis
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Graduate Motivating Matrix Addition/Multiplication Without Appealing to Linear Maps
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Undergrad How to prove (p-1) = -1 (mod p), p is a prime.
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Undergrad The largest number not in the form of ax+by, with gdc(a,b)=1.
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Graduate Can a Vector Space Over Field F Contain Entries from Other Fields?
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Graduate The geometric mutiplicity of a matrix
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Graduate Complex conjugation and vector space duality
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Graduate Is an Ideal Always a Linear Space?
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Graduate What is the intersection of nullspaces of S1, S2, and S3?
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Undergrad Square matrix with no eigenvectors?
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Graduate To PI or not to PI challenge. Stern-Brocot
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Graduate Why is Supremum of a.u Less Than or Equal to r||a||_2?
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Graduate Green's Relations and Their Congruences
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Graduate Vector Space of Functions & Matrices: Notation Explained
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Undergrad 2*T_x + 1 is Triangular & 3*T_x + 1 is also Triangular
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Graduate Prove that any two elements of order 3 in GL(2,Z) are conjugates.
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Graduate How can you determine if a composite extension is purely inseparable?
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Undergrad How to count the total # of non-invertible 2x2 matrices
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Undergrad (Not a Proof of) Goldbach's Conjecture
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Undergrad Is Determinant Multiplication Commutative and What Does |AB|=|BA| Imply?
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Graduate Similarity transformation to the transpose
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Graduate Breaking RSA if you know m^k = 1 mod n
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Graduate Collatz Conjecture Paper: Check it Out & Give Opinion
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Graduate Why is it possible for 1 to equal 0 in a trivial ring?
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Graduate Understanding TM* (tensorproduct) TM*: Let's Break it Down!
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Undergrad Linear dependence of square matrices
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Graduate How do I numerically compute a state-space equation?
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Graduate Efficient Goldbach Partitions Formula with Intuitive Reasoning
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Graduate Observation: A Prime / Mersenne / (Ramanujan) Triangular Number Convolution
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High School Why were the Greek and Roman systems of numbers not used for actual calculation?
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Graduate How Can We Determine the Inverse Image of Euler's Totient Function?
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