Does 3x4 matrix have an Inverse? Why?
52040
"Inverse" of an $n\times k$ matrix.
122434
Adjoint of a matrix and inverse of a matrix
17584
Integer matrices with integer inverses
130268
How to prove that a nilpotent matrix is not invertible?
124734
If $A^3=O$ is the matrice $A^2-A+I$ invertible?
131701
Why is $A^TA$ invertible if $A$ has independent columns?
144145
Symmetric $3\times 3$ Matrices - Base matrix
85550
Positive definiteness of difference of inverse matrices
77554
Inverse of the sum of matrices
142888
Why, intuitively, is the order reversed when taking the transpose of the product?
33355
Proving that matrix in equation is invertible
20856
Inverse of Linear Transformations
125816
Why is there no simpler form of a matrix than the Jordan or Frobenius normal form?
126990
Invertible matrix and inverse matrix
1873
Transpose of inverse vs inverse of transpose
44333
Why do elementary matrix operations not affect the row space of a given matrix?
89517
Do four dimensional vectors have a cross product property?