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
Resummation of the Harmonic series
- · Replies 2 ·
Undergrad
Calculating the Product of a Series
- · Replies 14 ·
- · Replies 3 ·
- · Replies 1 ·
- · Replies 1 ·
- · Replies 7 ·
- · Replies 1 ·
- · Replies 4 ·
- · Replies 2 ·
- · Replies 5 ·
Undergrad
Projection matrix onto a subspace
- · Replies 1 ·
- · Replies 1 ·
- · Replies 8 ·
- · Replies 1 ·
Undergrad
Representing a dot product with Sums.
- · Replies 3 ·
- · Replies 9 ·
- · Replies 3 ·
- · Replies 5 ·
Graduate
What Is the Size of GL_n(Z2)?
- · Replies 9 ·
Graduate
What do you call this homomorphism?
- · Replies 6 ·
Graduate
Question regarding sylow subgroups
- · Replies 2 ·
- · Replies 1 ·
- · Replies 6 ·
- · Replies 6 ·
- · Replies 6 ·
- · Replies 4 ·
Undergrad
Put an augmented matrix into RREF format
- · Replies 2 ·
Graduate
Are a and b in G if ab is in G?
- · Replies 16 ·
- · Replies 1 ·
- · Replies 2 ·
- · Replies 6 ·
- · Replies 3 ·
- · Replies 1 ·
- · Replies 1 ·
- · Replies 1 ·
- · Replies 1 ·
Undergrad
How are divisibility tests derived?
- · Replies 1 ·
Undergrad
Need some advice for linear algebra
- · Replies 9 ·
- · Replies 2 ·
Graduate
What is the flaw with this proof?
- · Replies 9 ·
- · Replies 2 ·
- · Replies 6 ·
- · Replies 7 ·
- · Replies 1 ·
Undergrad
Synthetic Division: Proving It Works
- · Replies 2 ·
- · Replies 1 ·
- · Replies 8 ·
- · Replies 3 ·
Graduate
Linearly dependent set of vectors?
- · Replies 6 ·
Graduate
Isomorphism of A, B ∩ C: Techniques
- · Replies 1 ·
Graduate
Why is a homomorphism the way it is?
- · Replies 15 ·
- · Replies 4 ·
Graduate
Proving Matrix X rank Decomposition
- · Replies 1 ·
Undergrad
What is the purpose of the transpose?
- · Replies 5 ·
- · Replies 1 ·
- · Replies 17 ·
- · Replies 5 ·
Undergrad
Modular Congruences of Integer Squares
- · Replies 3 ·
- · Replies 7 ·
- · Replies 1 ·
- · Replies 1 ·
- · Replies 3 ·
- · Replies 5 ·
- · Replies 3 ·
- · Replies 8 ·
Graduate
Number of distinct base
- · Replies 3 ·
- · Replies 2 ·
- · Replies 4 ·
- · Replies 3 ·
Graduate
Proof of Rational Root Theorem
- · Replies 6 ·
Undergrad
Practical applications of number theory?
- · Replies 8 ·
- · Replies 3 ·
- · Replies 5 ·
- · Replies 3 ·
Graduate
Counting cycles in a permutation
- · Replies 1 ·
- · Replies 1 ·
- · Replies 4 ·
- · Replies 1 ·
- · Replies 8 ·
- · Replies 8 ·
- · Replies 3 ·
- · Replies 6 ·
High School
Find Inverse of 2x2 Matrix: Step-by-Step Guide
- · Replies 3 ·
- · Replies 1 ·
- · Replies 9 ·
- · Replies 1 ·
- · Replies 3 ·
Graduate
Why doesn't this presentation embed?
- · Replies 5 ·
- · Replies 1 ·
- · Replies 2 ·
- · Replies 3 ·
Graduate
Need help proving Order of a formula
- · Replies 3 ·
Graduate
Why the need for Lagrange's Theorem?
- · Replies 6 ·
Undergrad
Solving Group G Show: Very Important!
- · Replies 9 ·
- · Replies 2 ·
- · Replies 5 ·
- · Replies 1 ·
- · Replies 2 ·
- · Replies 4 ·
Graduate
Existence of Singer Cycle in GL(n,q)
- · Replies 13 ·