User Ludwig

3 votes

0 answers

245 views

An inequality concerning the solution of a Lyapunov equation

asked Sep 11, 2018 at 1:59

3 votes

1 answer

277 views

Solving a "reversed" Stein equation

asked May 18, 2018 at 4:30

3 votes

1 answer

321 views

Bounding a series of nested integrals

asked May 22, 2018 at 1:19

3 votes

1 answer

656 views

Upper bounds on the condition number of the eigenvector matrix

asked Jan 27, 2017 at 18:41

3 votes

2 answers

149 views

Perturbed behavior of a differential equation

asked May 4, 2018 at 2:41

3 votes

1 answer

1k views

Completing the square of a matrix expression

asked Dec 20, 2017 at 6:52

3 votes

1 answer

375 views

Closed-form expression for differential of matrix function

asked Dec 28, 2017 at 15:18

3 votes

1 answer

160 views

A matrix monotonicity question

asked Feb 14, 2018 at 16:48

3 votes

1 answer

163 views

Normalizing a matrix via triangular transformations

asked Jan 20, 2015 at 21:35

3 votes

0 answers

560 views

On a matrix algorithm involving rank-one projections

asked Feb 21, 2016 at 11:49

2 votes

0 answers

50 views

Metrics on the group of unimodular polynomial matrices

asked Jul 16, 2016 at 15:33

2 votes

1 answer

184 views

Condition for non-vanishing trace

asked Nov 20, 2017 at 13:30

2 votes

1 answer

456 views

Constrained optimization over a trace functional

asked Nov 22, 2017 at 9:31

2 votes

1 answer

134 views

On local attractivity of a coupled non-linear differential equation

asked Feb 28, 2018 at 18:47

2 votes

0 answers

55 views

Lower bounds on eigenvalues of Lyapunov solutions

asked Mar 15, 2018 at 12:13

2 votes

0 answers

86 views

Convergence of a sequence involving a truncated exponential

asked Feb 6, 2017 at 8:32

2 votes

0 answers

248 views

A parametrization of stable matrices

asked Sep 20, 2018 at 5:44

2 votes

0 answers

79 views

Characterizing a subclass of row-orthogonal matrices

asked Jul 5, 2018 at 0:18

2 votes

2 answers

399 views

Asymptotic decay rate of an oscillatory integral

asked Feb 24, 2020 at 10:06

1 vote

0 answers

37 views

Attractivity of a system with state-dependent transitions

asked Sep 11, 2019 at 9:54

1 vote

0 answers

132 views

Transformations preserving the number of distinct eigenvalues

asked Nov 12, 2019 at 20:29

1 vote

1 answer

160 views

Estimates of product of eigenvalues gaps for Wigner matrices

asked Jan 16, 2022 at 12:10

1 vote

0 answers

31 views

Eigenvalue assignment via state feedback: existence proof

asked Jan 16, 2022 at 14:05

1 vote

2 answers

1k views

A "positive diagonal plus skew-symmetric" matrix decomposition

asked Sep 25, 2018 at 16:32

1 vote

2 answers

222 views

Behavior of a non-linear differential equation

asked Apr 3, 2018 at 21:47

1 vote

0 answers

59 views

On a system of non-linear differential equations

asked Apr 9, 2018 at 22:07

1 vote

0 answers

172 views

A vanishing sum of symmetric matrices

asked Jan 14, 2018 at 12:10

1 vote

1 answer

333 views

On a condition for a matrix sum to be zero

asked May 31, 2018 at 5:12

1 vote

0 answers

187 views

A question concerning positive definite matrix functions

asked Jan 25, 2017 at 17:15

1 vote

0 answers

105 views

Primitivity of $AA^\top$

asked Jan 14, 2016 at 17:09

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63 Questions

An inequality concerning the solution of a Lyapunov equation

Solving a "reversed" Stein equation

Bounding a series of nested integrals

Upper bounds on the condition number of the eigenvector matrix

Perturbed behavior of a differential equation

Completing the square of a matrix expression

Closed-form expression for differential of matrix function

A matrix monotonicity question

Normalizing a matrix via triangular transformations

On a matrix algorithm involving rank-one projections

Metrics on the group of unimodular polynomial matrices

Condition for non-vanishing trace

Constrained optimization over a trace functional

On local attractivity of a coupled non-linear differential equation

Lower bounds on eigenvalues of Lyapunov solutions

Convergence of a sequence involving a truncated exponential

A parametrization of stable matrices

Characterizing a subclass of row-orthogonal matrices

Asymptotic decay rate of an oscillatory integral

Attractivity of a system with state-dependent transitions

Transformations preserving the number of distinct eigenvalues

Estimates of product of eigenvalues gaps for Wigner matrices

Eigenvalue assignment via state feedback: existence proof

A "positive diagonal plus skew-symmetric" matrix decomposition

Behavior of a non-linear differential equation

On a system of non-linear differential equations

A vanishing sum of symmetric matrices

On a condition for a matrix sum to be zero

A question concerning positive definite matrix functions

Primitivity of $AA^\top$