Given a singular matrix, I am tring to find an invertible matrix... (Finite Dimensional Space)
8314
I am trying to find a Banach Space X and a singular operator (Infinite Dimensional Space)
142307
Counting invertible $0$-$1$ matrices that remain invertible under negating the diagonal
33559
Product or sum of invertible matrix give an invertible matrix?
64644
An $r\times r$ submatrix of independent rows and independent columns is invertible (Michael Artin's book).
35345
How do i prove invertibility of this linear transformation
124942
Prove that an upper triangular matrix is invertible if and only if every diagonal entry is non-zero.
4517
Showing a $2\times2$ matrix is invertible
151088
Finding Matrix A from Eigenvalues and Eigenvectors (Diagonalization)
46567
Derivatives of inverse matrix
150714
Quick question: matrix with norm equal to spectral radius
47301
Hermitian Matrix
121769
How to find the matrix representation of a linear tranformation
5475
Derivative of the inverse of a matrix
75104
Existence of some type matrix
74341
Proving an invertible matrix which is its own inverse has determinant $1$ or $-1$
133036
Jordan normal form and invertible matrix of generalized eigenvectors proof
17421
Linear Algebra: Find a matrix A such that T(x) is Ax for each x