Question

Behavior of the spectral radius of a convergent matrix when some of the elements of the matrix change sign

score 455 · Answer 1 · 2012-07-17 21:34:42

455

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Behavior of the spectral radius of a convergent matrix when some of the elements of the matrix change sign

Published on 17 Jul 2012 - 21:34

score 869 · Answer 2 · 2012-07-20 15:08:13

869

Views

The row- and column-sums of a nonengative matrix with spectral radius less than $1$

Published on 20 Jul 2012 - 15:08

score 3.9k · Answer 3 · 2012-07-24 15:34:31

3.9k

Views

Why do we distinguish the continuous spectrum and the residual spectrum?

Published on 24 Jul 2012 - 15:34

score 4.6k · Answer 4 · 2012-07-24 18:39:35

4.6k

Views

are there any bounds on the eigenvalues of products of positive-semidefinite matrices?

Published on 24 Jul 2012 - 18:39

score 1.2k · Answer 5 · 2012-08-06 12:31:38

1.2k

Views

Diagonal Dominance and Spectral Radius

Published on 06 Aug 2012 - 12:31

score 713 · Answer 6 · 2012-08-09 03:01:09

713

Views

Spectrum of an element in sub-algebra: $\sigma_A(b)\setminus \{0\}\subseteq \sigma_B(b) \setminus \{0\}$

Published on 09 Aug 2012 - 3:01

score 386 · Answer 7 · 2026-03-27 03:41:47

386

Views

Are there n-th roots of differential operators?

Published on 27 Mar 2026 - 3:41

score 646 · Answer 8 · 2012-08-10 16:45:14

646

Views

Singular-value inequalities

Published on 10 Aug 2012 - 16:45

score 373 · Answer 9 · 2026-04-02 04:50:53

373

Views

When will the equality of Neumann's Trace inequality holds?

Published on 02 Apr 2026 - 4:50

score 460 · Answer 10 · 2012-08-16 15:14:23

460

Views

Inequality for a selfadjoint operator on Hilbert space

Published on 16 Aug 2012 - 15:14

score 1.1k · Answer 11 · 2012-08-20 11:32:11

1.1k

Views

Spectrum and orthogonal projection

Published on 20 Aug 2012 - 11:32

score 1.4k · Answer 12 · 2012-08-25 02:01:53

1.4k

Views

If $T$ is bounded and $F$ has finite rank, what is the spectrum of $T+F$?

Published on 25 Aug 2012 - 2:01

score 208 · Answer 13 · 2012-08-29 19:47:20

208

Views

Reading a DFT plot - did I get this right?

Published on 29 Aug 2012 - 19:47

score 4.9k · Answer 14 · 2012-09-04 16:20:35

4.9k

Views

is it true that the infinity norm can be bounded using the $L_2$ norm the following way?

Published on 04 Sep 2012 - 16:20

score 77 · Answer 15 · 2026-03-27 14:02:27

77

Views

Strict positivity on the diagonal of a particular integral kernel: A question from Simon's Schrödinger Semigroups

Published on 27 Mar 2026 - 14:02

List Question

Behavior of the spectral radius of a convergent matrix when some of the elements of the matrix change sign

The row- and column-sums of a nonengative matrix with spectral radius less than $1$

Why do we distinguish the continuous spectrum and the residual spectrum?

are there any bounds on the eigenvalues of products of positive-semidefinite matrices?

Diagonal Dominance and Spectral Radius

Spectrum of an element in sub-algebra: $\sigma_A(b)\setminus \{0\}\subseteq \sigma_B(b) \setminus \{0\}$

Are there n-th roots of differential operators?

Singular-value inequalities

When will the equality of Neumann's Trace inequality holds?

Inequality for a selfadjoint operator on Hilbert space

Spectrum and orthogonal projection

If $T$ is bounded and $F$ has finite rank, what is the spectrum of $T+F$?

Reading a DFT plot - did I get this right?

is it true that the infinity norm can be bounded using the $L_2$ norm the following way?

Strict positivity on the diagonal of a particular integral kernel: A question from Simon's Schrödinger Semigroups

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