List questions from matrices

Published on 15 Apr 2018 - 21:52

72

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Integral maximization inequality

Published on 06 Apr 2026 - 1:53

123

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How to prove that $x'Bx=0$ for all $n\times 1$ vectors $x$ if and only if $B'=-B$?

Published on 24 Mar 2026 - 22:14

1.1k

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Is it true: A real block diagonal matrix is diagonalizable if and only if each block is diagonalizable.

Published on 25 Mar 2026 - 4:39

104

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Finding a digonal matrix such D such that eigenvalues of B equals eigenvalues of A + D

Published on 28 Mar 2026 - 20:57

351

Views

$2\times 2$ matrix similar to a matrix of its eigenvalues' real and imaginary parts

Published on 28 Mar 2026 - 14:19

475

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Symmetric matrix- matrix transpose times matrix decomposition

Published on 25 Mar 2026 - 3:07

9.3k

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If A is similar to B then $A^2$ is similar to $B^2$

Published on 16 Apr 2018 - 6:52

276

Views

Hitting times and minimal solution of a linear system

Published on 25 Mar 2026 - 0:01

140

Views

Jacobian with right inverse

Published on 05 Apr 2026 - 19:22

207

Views

Point in Tetrahedron

Published on 26 Mar 2026 - 22:17

221

Views

Maximum of Quadratic form

Published on 05 Apr 2026 - 20:46

868

Views

Symmetric Grothendieck inequality

Published on 02 Apr 2026 - 17:06

108

Views

Kronecker structured matrix inversion

Published on 08 Apr 2026 - 10:23

420

Views

Quantum mechanics characteristic polynomial

Published on 16 Apr 2018 - 17:35

List Question

No factors of Characteristic Polynomial are the Minimal Polynomial?

Integral maximization inequality

How to prove that $x'Bx=0$ for all $n\times 1$ vectors $x$ if and only if $B'=-B$?

Is it true: A real block diagonal matrix is diagonalizable if and only if each block is diagonalizable.

Finding a digonal matrix such D such that eigenvalues of B equals eigenvalues of A + D

$2\times 2$ matrix similar to a matrix of its eigenvalues' real and imaginary parts

Symmetric matrix- matrix transpose times matrix decomposition

If A is similar to B then $A^2$ is similar to $B^2$

Hitting times and minimal solution of a linear system

Jacobian with right inverse

Point in Tetrahedron

Maximum of Quadratic form

Symmetric Grothendieck inequality

Kronecker structured matrix inversion

Quantum mechanics characteristic polynomial

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