List questions from matrices

Published on 11 Apr 2026 - 19:33

359

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How do I solve a system of equations if the coefficient matrix is singular?

Published on 26 Mar 2026 - 16:05

90

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For $2\times 2$ matrices proof that: If row-vectors are linearly dependent, then $\det=0$

Published on 12 Apr 2026 - 22:38

501

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matrix columns represented by binary search tree

Published on 09 Apr 2026 - 1:53

154

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Shifting eigenvalues via skew-symmetric product

Published on 11 Apr 2026 - 21:48

130

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On the central series of the group of unitriangular matrices over a commutative, unitary ring

Published on 25 Mar 2026 - 8:12

95

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Finding a submatrix such that its inverse has the least frobenius norm.

Published on 09 Apr 2026 - 15:39

36

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Condition for rank to be 2.

Published on 13 Apr 2026 - 4:27

5.4k

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Inverse of the Jordan block matrix

Published on 05 Apr 2026 - 19:36

782

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How is $\nabla_X \operatorname{Tr}\left\{ X^T A X B\right\} = AXB + A^TXB^T$?

Published on 24 Mar 2026 - 22:08

198

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Matrices satisfying $(A-B)C=BA^{-1}$ where $A$ is Non singular

Published on 13 Apr 2026 - 2:48

43

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connectedness of matrices with fixed singular value

Published on 11 Apr 2026 - 8:05

31

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Spanning and lineary dependency for finding out if W forms a basis of R^n

Published on 11 Apr 2026 - 16:36

921

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Building a matrix from a wavelet.

Published on 02 Apr 2026 - 9:22

51

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How do you calculate the determinant of this magic square?

Published on 09 Apr 2026 - 6:23

List Question

Show that a matrix is not positive definite

How do I solve a system of equations if the coefficient matrix is singular?

For $2\times 2$ matrices proof that: If row-vectors are linearly dependent, then $\det=0$

matrix columns represented by binary search tree

Shifting eigenvalues via skew-symmetric product

On the central series of the group of unitriangular matrices over a commutative, unitary ring

Finding a submatrix such that its inverse has the least frobenius norm.

Condition for rank to be 2.

Inverse of the Jordan block matrix

How is $\nabla_X \operatorname{Tr}\left\{ X^T A X B\right\} = AXB + A^TXB^T$?

Matrices satisfying $(A-B)C=BA^{-1}$ where $A$ is Non singular

connectedness of matrices with fixed singular value

Spanning and lineary dependency for finding out if W forms a basis of R^n

Building a matrix from a wavelet.

How do you calculate the determinant of this magic square?

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