List questions from operator-algebras

Published on 01 Apr 2018 - 13:37

1k

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Eigenspace dimension of a compact operator

Published on 02 Apr 2018 - 13:32

232

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Spectrum of Self-adjoint Diagonalizable Operators

Published on 02 Apr 2018 - 17:01

97

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If a Parseval-frame is orthogonal is it actually a base?

Published on 03 Apr 2018 - 16:27

64

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Pair of normal operators

Published on 04 Apr 2018 - 10:44

183

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universal representation of c-star-algebras

Published on 05 Apr 2018 - 12:23

45

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Uniform Algebra Generated by $z$ and $z^{-1}$

Published on 05 Apr 2018 - 21:26

165

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(inner) direct sum of von Neumann algebras and pairwise orthogonal central projections

Published on 06 Apr 2018 - 8:16

64

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Proof Clarification type decomposition of von Neumann algebras

Published on 06 Apr 2018 - 10:38

138

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On partial isometries

Published on 21 Mar 2026 - 23:10

67

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If $-A \le B\le A$, can be say that the support $s(B)$ of $B$ is smaller than $s(A)$?

Published on 06 Apr 2018 - 12:40

57

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A theorem about the symmetric operator $ \ker(A^{*}+iI)=R(A-iI)^{\bot}$

Published on 06 Apr 2018 - 13:56

141

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Symmetric operator : Is it $(\overline{T})^{}= \overline{T^{}}$ true?

Published on 22 Mar 2026 - 20:50

264

Views

Central support of a projection

Published on 21 Mar 2026 - 20:30

102

Views

The norm of a derivation

Published on 07 Apr 2018 - 13:11

List Question

Proving every von Neumann algebra has a multiplicative unit

Eigenspace dimension of a compact operator

Spectrum of Self-adjoint Diagonalizable Operators

If a Parseval-frame is orthogonal is it actually a base?

Pair of normal operators

universal representation of c-star-algebras

Uniform Algebra Generated by $z$ and $z^{-1}$

(inner) direct sum of von Neumann algebras and pairwise orthogonal central projections

Proof Clarification type decomposition of von Neumann algebras

On partial isometries

If $-A \le B\le A$, can be say that the support $s(B)$ of $B$ is smaller than $s(A)$?

A theorem about the symmetric operator $ \ker(A^{*}+iI)=R(A-iI)^{\bot}$

Symmetric operator : Is it $(\overline{T})^{}= \overline{T^{}}$ true?

Central support of a projection

The norm of a derivation

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