Check whether this matrix exist or not
35757
A 2x2 matrix $M$ exists. Suppose $M^3=0$ show that (I want proof) $M^2=0$
43570
Finding two non-zero matrices where $AX = BA$
11939
How can I check since which Matlab version a function exists?
135316
A basic question on diagonalizability of a matrix
58595
Existence of a G-invariant matrix
141287
General method to find submatrix in matlab matrix
29788
Eigenvalues of a matrix whose square equals its transpose
96158
What's the associated matrix of this linear operator?
97487
How to prove whether a matrix has rank $1$
97908
Finding the no. of possible matrices given the order and limited no. of entries
59402
Comparing Eigenvalues of Positive Semidefinite Matrices
70021
Verify if symmetric matrices form a subspace
3528
How to check if a variable is the same as at least one of two other variables?
131728
determine signature of matrix
19203
Is the rank of a matrix the same of its transpose? If yes, how can I prove it?
13948
Matrix in a matrix
134025
How to check if an array value exists?