Odd behavior of setting the diagonal of a matrix
1607
List of lists changes reflected across sublists unexpectedly
156565
Find a matrix that simultaneously diagonalizes to matrices
52836
I get a wrong determinant - why?
85030
TikZ: Symmetric matrix without upper diagonal elements
63475
Is there any connection between a matrix being invertible and being diagonalizable?
52946
If $X$ is an orthogonal matrix, why does $X^TX = I$?
47103
How to form a block-diagonal matrix from a list of matrices?
71604
Why is the determinant of the 0x0 matrix equal 1?
35813
Elements operation in the corresponding position of a matrix
96231
Get all the diagonals in a matrix/list of lists in Python
57319
Number of Ways to Fill a Matrix with symbols subject to Weird contsraint.
898
Strictly diagonally dominant matrices are non singular
87633
What's the physical significance of the off-diagonal element in the matrix of moment of inertia
79739
Block diagonal matrix diagonalizable
3166
Problem with defining shortcuts for TikZ matrices
55440
Draw a diagonal arrow across an expression in a formula to show that it vanishes
18456
What is the physical significance of the off-diagonal moment of inertia matrix elements?