classifying matrices up to congruence
12955
Classification of $n\times n$ real matrices up to congruence
109167
Nth roots of square matrices
136329
A matrix is similar to its transpose
33955
Geometric series of matrices
73027
Questions on symmetric matrices
112165
Classification of groups of order 12
12213
Similarity of real matrices over $\mathbb{C}$
57515
Similar matrices and field extensions
131728
determine signature of matrix
83483
Is there a nice way to classify the ideals of the ring of lower triangular matrices?
27984
Square matrices satisfying certain relations must have dimension divisible by $3$
35801
Traceless matrices and commutators
55230
Dimension of set of commutable matrices
95103
A rational matrix such that $A^{2017}=I_n$
75215
Properties of invertible matrices
39353
Matrices that can only be permutation matrices
84279
The average determinant of all integer matrices with coefficients $0,1,2$