Question

What does subspace A-matrix invariance tells me in terms of A Jordan canonical form.

score 50 · Answer 1 · 2026-03-26 04:53:32

50

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What does subspace A-matrix invariance tells me in terms of A Jordan canonical form.

Published on 26 Mar 2026 - 4:53

score 43 · Answer 2 · 2026-04-11 22:37:00

43

Views

Boundedness of operators in nested Banach spaces

Published on 11 Apr 2026 - 22:37

score 138 · Answer 3 · 2026-04-14 06:29:41

138

Views

the trace of difference of two bounded projection operators is an integer

Published on 14 Apr 2026 - 6:29

score 1.9k · Answer 4 · 2026-04-14 05:27:17

1.9k

Views

Is $L^2(\mathbb R)$ isometrically isomorphic with $\ell^2(\mathbb Z)?$

Published on 14 Apr 2026 - 5:27

score 35 · Answer 5 · 2026-04-15 10:42:43

35

Views

removing finite rows for a infinite dimension compact operator

Published on 15 Apr 2026 - 10:42

score 33 · Answer 6 · 2026-04-09 22:17:47

33

Views

Does uniform boundedness principle hold for other types of operator norm?

Published on 09 Apr 2026 - 22:17

score 290 · Answer 7 · 2026-04-11 13:29:44

290

Views

Finding the adjoint of a compact operator?

Published on 11 Apr 2026 - 13:29

score 59 · Answer 8 · 2026-04-17 05:26:01

59

Views

Prove that $\left.F\right|_{\left\{ϕ∈C_c^∞(Ω,ℝ^d):∇⋅ϕ=0\right\}}=0⇔∃p∈C_c^∞(Ω)$ with $F=∇p$, for all $F∈H_0^1(Ω,ℝ^d)'$

Published on 17 Apr 2026 - 5:26

score 125 · Answer 9 · 2026-04-11 12:07:52

125

Views

Surjectivity of $\Delta : \mathcal{P}^k \to \mathcal{P}^{k-2}$?

Published on 11 Apr 2026 - 12:07

score 56 · Answer 10 · 2026-04-13 00:09:14

56

Views

Does strong positivity of T implies strong positivity of T*

Published on 13 Apr 2026 - 0:09

score 894 · Answer 11 · 2026-04-12 14:41:52

894

Views

Complex version of Lax-Milgram Theorem

Published on 12 Apr 2026 - 14:41

score 564 · Answer 12 · 2026-04-12 02:06:55

564

Views

Can we talk about the adjoint of a linear operator defined on a distribution space?

Published on 12 Apr 2026 - 2:06

score 112 · Answer 13 · 2026-04-11 05:58:25

112

Views

What is a "functional model" in the context of model operators?

Published on 11 Apr 2026 - 5:58

score 63 · Answer 14 · 2026-04-15 18:15:48

63

Views

Convergence of Compact Linear Opeators in $L^2([0,1])$

Published on 15 Apr 2026 - 18:15

score 156 · Answer 15 · 2026-04-11 00:33:32

156

Views

Solution to Integral Equation and Conditions for Existence

Published on 11 Apr 2026 - 0:33

List Question

What does subspace A-matrix invariance tells me in terms of A Jordan canonical form.

Boundedness of operators in nested Banach spaces

the trace of difference of two bounded projection operators is an integer

Is $L^2(\mathbb R)$ isometrically isomorphic with $\ell^2(\mathbb Z)?$

removing finite rows for a infinite dimension compact operator

Does uniform boundedness principle hold for other types of operator norm?

Finding the adjoint of a compact operator?

Prove that $\left.F\right|_{\left\{ϕ∈C_c^∞(Ω,ℝ^d):∇⋅ϕ=0\right\}}=0⇔∃p∈C_c^∞(Ω)$ with $F=∇p$, for all $F∈H_0^1(Ω,ℝ^d)'$

Surjectivity of $\Delta : \mathcal{P}^k \to \mathcal{P}^{k-2}$?

Does strong positivity of T implies strong positivity of T*

Complex version of Lax-Milgram Theorem

Can we talk about the adjoint of a linear operator defined on a distribution space?

What is a "functional model" in the context of model operators?

Convergence of Compact Linear Opeators in $L^2([0,1])$

Solution to Integral Equation and Conditions for Existence

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