Matrices over a PID with equal image only differ by an automorphism.
97281
Question regarding matrices with same image
57592
Does existence of $\gcd$ implies PID?
37162
Prove that matrices have equal rank.
31421
Transpose inverse automorphism is not inner
113671
Frobenius Automorphism as a linear map
90506
Finite multiplicative group of matrices with sum of traces equal to zero.
47450
Mathematica program for PLUR decomposition of a symbolic matrix using full pivoting
7514
Memory control in the Matrix
23372
Show that for an invertible matrix, the images of a set of vectors spanning the space also form a spanning set
86150
Geometric interpretation of matrices
35801
Traceless matrices and commutators
93531
Do commuting matrices share the same eigenvectors?
64481
Characterizing all mobius transformations from unit disk to itself.
85713
Showing Parallelism is an equivalence relation in $\Bbb R ^2$
158876
Computing with matrix differential operators
127285
Inverse images of images, images of inverse images of a set of vectors
32420
A complete orthonormal system contained in a dense sub-space.