List questions from block-matrices

Published on 26 Mar 2026 - 1:10

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What should the off diagonal block be like to ensure positive semi-definiteness?

Published on 12 Mar 2023 - 6:26

85

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Finding block triangular matrix similar to "almost symmetric" block matrix

Published on 25 Mar 2026 - 11:22

180

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$(-1,0,1)$-square matrix has different line sums?

Published on 20 Mar 2023 - 13:00

898

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SVD decomposition of block matrix

Published on 23 Mar 2023 - 12:40

134

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Trace of off-diagonal blocks of a positive semidefinite matrix

Published on 30 Mar 2023 - 4:49

42

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How can I decompose this matrix into the linear or bilinear product of two matrices?

Published on 31 Mar 2023 - 15:33

78

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Write a formula for finding a function from a block matrix

Published on 08 Apr 2023 - 19:31

70

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How to calculate determinant of a block matrix?

Published on 09 Apr 2023 - 2:53

65

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Eigenvalue bounds on $2\times 2$ block matrix with diagonal off-diagonals

Published on 10 Apr 2023 - 20:30

142

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Eigenvalues of two symmetric tridiagonal Toeplitz matrices

Published on 25 Mar 2026 - 6:51

40

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Determinant of block matrix with left and right eigenvectors

Published on 13 Apr 2023 - 17:03

34

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Eigenvalue of Hermitian block matrix with scaled all-ones block

Published on 26 Mar 2026 - 2:55

120

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Bound on eigenvalues of block matrix made up of negative semi-definite blocks

Published on 25 Apr 2023 - 10:09

20

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Asymptotic spectra of Hermitian block Toeplitz matrices

Published on 25 Mar 2026 - 10:21

List Question

Relationship of determinants of block matrices

What should the off diagonal block be like to ensure positive semi-definiteness?

Finding block triangular matrix similar to "almost symmetric" block matrix

$(-1,0,1)$-square matrix has different line sums?

SVD decomposition of block matrix

Trace of off-diagonal blocks of a positive semidefinite matrix

How can I decompose this matrix into the linear or bilinear product of two matrices?

Write a formula for finding a function from a block matrix

How to calculate determinant of a block matrix?

Eigenvalue bounds on $2\times 2$ block matrix with diagonal off-diagonals

Eigenvalues of two symmetric tridiagonal Toeplitz matrices

Determinant of block matrix with left and right eigenvectors

Eigenvalue of Hermitian block matrix with scaled all-ones block

Bound on eigenvalues of block matrix made up of negative semi-definite blocks

Asymptotic spectra of Hermitian block Toeplitz matrices

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