Question

Upper bound on the trace of the product of real PSD matrices involving the trace of one of them

score 35 · Answer 1 · 2026-03-28 04:36:16

35

Views

Upper bound on the trace of the product of real PSD matrices involving the trace of one of them

Published on 28 Mar 2026 - 4:36

score 49 · Answer 2 · 2026-03-27 23:36:02

49

Views

Can we say whether a matrix is positive definite from the matrix propeties

Published on 27 Mar 2026 - 23:36

score 141 · Answer 3 · 2026-03-27 03:44:18

141

Views

Diagonal submatrices of the inverse of a $p \times p$ block matrix

Published on 27 Mar 2026 - 3:44

score 41 · Answer 4 · 2023-09-13 18:51:07

41

Views

If $A,B\in GL_n(\mathbb{C})$ are positive matrices. Prove that the following holds

Published on 13 Sep 2023 - 18:51

score 34 · Answer 5 · 2023-09-14 06:13:22

34

Views

Positivity of an $n \times n$ matrix in $M_n(B(\mathcal H))$

Published on 14 Sep 2023 - 6:13

score 90 · Answer 6 · 2026-03-28 08:49:10

90

Views

Equivalence of Matrix Determinant Maximization Problems?

Published on 28 Mar 2026 - 8:49

score 49 · Answer 7 · 2023-09-20 11:00:17

49

Views

Can $\operatorname{Tr}[A^{-1} BAB^\top]$ be shown to be always positive if $A$ is real and positive definite?

Published on 20 Sep 2023 - 11:00

score 19 · Answer 8 · 2023-09-20 20:00:21

When is the product of a skew-symmetric matrix $\mathbf{J}$ and a symmetric postive definite matrix $\mathbf{A}$ symmetric positive definite?

score 64 · Answer 9 · 2026-02-23 22:02:12

64

Views

Is the following Hankel matrix positive definite?

Published on 23 Feb 2026 - 22:02

score 32 · Answer 10 · 2026-02-23 06:25:19

32

Views

Conditions that lead empirical set of covariance matrices to follow optimal transport path?

Published on 23 Feb 2026 - 6:25

score 105 · Answer 11 · 2023-10-08 10:01:16

105

Views

Lower bound for matrix vector product

Published on 08 Oct 2023 - 10:01

score 29 · Answer 12 · 2026-03-27 11:48:10

29

Views

Gradient of quadratic form with positive definite matrix in terms of Jacobian

Published on 27 Mar 2026 - 11:48

score 15 · Answer 13 · 2026-03-05 06:05:17

15

Views

SVD or Cholesky on sum of SPD matrices

Published on 05 Mar 2026 - 6:05

score 12 · Answer 14 · 2026-03-17 23:59:25

12

Views

SVD of "normalized" SPD matrix: $P=\sigma \rho \sigma^T$. Relate SVD of $rho$ to the SVD of $P$?

Published on 17 Mar 2026 - 23:59

score 37 · Answer 15 · 2023-10-19 10:29:10

37

Views

Proving that a matrix of Gaussian distances is positive definite

Published on 19 Oct 2023 - 10:29

List Question

Upper bound on the trace of the product of real PSD matrices involving the trace of one of them

Can we say whether a matrix is positive definite from the matrix propeties

Diagonal submatrices of the inverse of a $p \times p$ block matrix

If $A,B\in GL_n(\mathbb{C})$ are positive matrices. Prove that the following holds

Positivity of an $n \times n$ matrix in $M_n(B(\mathcal H))$

Equivalence of Matrix Determinant Maximization Problems?

Can $\operatorname{Tr}[A^{-1} BAB^\top]$ be shown to be always positive if $A$ is real and positive definite?

When is the product of a skew-symmetric matrix $\mathbf{J}$ and a symmetric postive definite matrix $\mathbf{A}$ symmetric positive definite?

Is the following Hankel matrix positive definite?

Conditions that lead empirical set of covariance matrices to follow optimal transport path?

Lower bound for matrix vector product

Gradient of quadratic form with positive definite matrix in terms of Jacobian

SVD or Cholesky on sum of SPD matrices

SVD of "normalized" SPD matrix: $P=\sigma \rho \sigma^T$. Relate SVD of $rho$ to the SVD of $P$?

Proving that a matrix of Gaussian distances is positive definite

Trending Questions

Popular # Hahtags

Popular Questions