Question

Proving a matrix inequality involving a extended matrix and the pseudoinverse under the background of signal processing

score 65 · Answer 1 · 2026-04-13 20:12:10

65

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Proving a matrix inequality involving a extended matrix and the pseudoinverse under the background of signal processing

Published on 13 Apr 2026 - 20:12

score 26 · Answer 2 · 2026-04-16 07:10:02

26

Views

Eigenvetor Property of a Matrix

Published on 16 Apr 2026 - 7:10

score 2k · Answer 3 · 2026-03-25 03:34:32

2k

Views

Is there any inequality between 2-norm condition number and Frobenius norm condition number for rectangular matrix?

Published on 25 Mar 2026 - 3:34

score 75 · Answer 4 · 2026-04-14 22:34:05

75

Views

Showing convexity of a set in $\mathbb{C}^k$

Published on 14 Apr 2026 - 22:34

score 134 · Answer 5 · 2026-04-16 07:30:48

134

Views

Are the sets $\{X: \max_i \text{Re}\lambda_i (B+AX) < 0\}$ and $\{X: \rho(B+AX) < 1\}$ homeomorphic?

Published on 16 Apr 2026 - 7:30

score 224 · Answer 6 · 2026-04-12 22:13:22

224

Views

Eigenvalue Comparison

Published on 12 Apr 2026 - 22:13

score 612 · Answer 7 · 2026-04-14 05:19:12

612

Views

To find the inverse of a special kind of matrix.

Published on 14 Apr 2026 - 5:19

score 41 · Answer 8 · 2026-04-15 03:41:34

41

Views

Rational canonical form of some square of a matrix

Published on 15 Apr 2026 - 3:41

score 518 · Answer 9 · 2026-04-11 12:30:29

518

Views

Diagonalizable Matrix $A$ with Eigenvalues scalar=c, is $A=cI$

Published on 11 Apr 2026 - 12:30

score 296 · Answer 10 · 2026-04-13 14:59:52

296

Views

Rational canonical form of integer matrix

Published on 13 Apr 2026 - 14:59

score 108 · Answer 11 · 2026-04-14 03:00:52

108

Views

Similarity of block diagonal matrices

Published on 14 Apr 2026 - 3:00

score 79 · Answer 12 · 2026-04-29 12:25:53

79

Views

Square root of a matrix $A$ and matrices similar to $A$

Published on 29 Apr 2026 - 12:25

score 109 · Answer 13 · 2026-04-14 20:41:59

109

Views

Rational canonical form conjugation

Published on 14 Apr 2026 - 20:41

score 72 · Answer 14 · 2026-05-02 05:14:33

72

Views

Similarity of matrices and its square root over $\mathbb Z$

Published on 02 May 2026 - 5:14

score 41 · Answer 15 · 2026-04-15 19:25:17

41

Views

Show that $B \in \Bbb M_3 (\Bbb Z).$

Published on 15 Apr 2026 - 19:25

List Question

Proving a matrix inequality involving a extended matrix and the pseudoinverse under the background of signal processing

Eigenvetor Property of a Matrix

Is there any inequality between 2-norm condition number and Frobenius norm condition number for rectangular matrix?

Showing convexity of a set in $\mathbb{C}^k$

Are the sets $\{X: \max_i \text{Re}\lambda_i (B+AX) < 0\}$ and $\{X: \rho(B+AX) < 1\}$ homeomorphic?

Eigenvalue Comparison

To find the inverse of a special kind of matrix.

Rational canonical form of some square of a matrix

Diagonalizable Matrix $A$ with Eigenvalues scalar=c, is $A=cI$

Rational canonical form of integer matrix

Similarity of block diagonal matrices

Square root of a matrix $A$ and matrices similar to $A$

Rational canonical form conjugation

Similarity of matrices and its square root over $\mathbb Z$

Show that $B \in \Bbb M_3 (\Bbb Z).$

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