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15
Math.TechQA.Club
2026-03-30 15:12:36
138
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Trace of power of multinomial co-variance matrix
Published on
30 Mar 2026 - 15:12
#matrices
#random-variables
32
Views
Bases for column spaces
Published on
28 Mar 2026 - 3:42
#linear-algebra
#matrices
#vector-spaces
#matrix-rank
106
Views
Matrix $A\in \mathbb{R}^{4\times4}$ has eigenvectors $\bf{u_1,u_2,u_3,u_4}$ satisfying $\bf{Au_1=5u_1,Au_2=9u_2}$ & $\bf{Au_3=20u_3}$. Find $A\bf{w}$.
Published on
29 Mar 2026 - 22:33
#linear-algebra
#matrices
#eigenvalues-eigenvectors
#diagonalization
84
Views
Big picture discussion for iterative linear solvers?
Published on
30 Mar 2026 - 22:52
#linear-algebra
#matrices
#numerical-methods
#matrix-equations
1k
Views
Determinant of Block Tridiagonal Matrix
Published on
29 Mar 2026 - 14:19
#linear-algebra
#matrices
#eigenvalues-eigenvectors
#recursion
#block-matrices
157
Views
How to solve this binary optimization problem?
Published on
31 Mar 2026 - 0:48
#matrices
#optimization
#discrete-optimization
#binary-programming
3.3k
Views
Can real non-symmetric matrices have real eigenvalues?
Published on
25 Mar 2026 - 7:58
#linear-algebra
#matrices
#eigenvalues-eigenvectors
198
Views
Finding the matrix with respect to another basis
Published on
18 Jan 2018 - 1:05
#matrices
2.7k
Views
Swapping row $n$ with row $m$ by using permutation matrix
Published on
30 Mar 2026 - 13:24
#linear-algebra
#matrices
#linear-transformations
#matrix-decomposition
513
Views
Finding matrix linear transformation
Published on
29 Mar 2026 - 19:22
#linear-algebra
#matrices
#linear-transformations
#rotations
697
Views
Unitary matrix with elements of equal modulus
Published on
25 Mar 2026 - 16:13
#linear-algebra
#matrices
213
Views
The matrix $f(A)$ has the eigenvalues $f(\lambda_k)$
Published on
25 Mar 2026 - 9:22
#linear-algebra
#matrices
#polynomials
#eigenvalues-eigenvectors
196
Views
On reducibility over $\mathbb{Z}$ of a special class of polynomials .
Published on
26 Mar 2026 - 19:45
#matrices
#elementary-number-theory
#polynomials
#irreducible-polynomials
40
Views
System of linear equations to matrix
Published on
25 Mar 2026 - 17:51
#linear-algebra
#matrices
278
Views
What is the 'formal' inverse of a matrix?
Published on
18 Jan 2018 - 12:52
#matrices
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