List questions from operator-algebras

Published on 28 Mar 2026 - 20:53

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Equality of norms Groupoid $C^*$-algebra

Published on 25 Mar 2026 - 4:40

23

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index of the subfactor

Published on 28 Mar 2026 - 20:53

49

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Is it true if a C*algebra A is a primitive, and it contains a simple ideal F, then F is contained in every non zero closed ideal of A?

Published on 08 Mar 2024 - 9:58

186

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How to derive the Jacobian of an operator

Published on 08 Mar 2024 - 15:06

81

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Meaning of "covariant", "contravariant" in operator algebras

Published on 09 Mar 2024 - 15:38

47

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Is any ideal of a Banach algebra closed?

Published on 28 Mar 2026 - 12:14

56

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Is true that $F(H)\otimes F(H)\cong F(H)$? where $F(H)$ is the full fock space of Hilbert space $H$

Published on 31 Mar 2026 - 11:09

90

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Why is $P_{\rho}$ is a probability measure on the Borel subsets of $H\ $?

Published on 13 Mar 2024 - 8:10

34

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Sufficient condition for a positive element to be properly infinite

Published on 13 Mar 2024 - 14:03

46

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If $C_r^(G)$ is purely infinite then every non-zero positive element of $C_0(G^{(0)})$ is infinite in $C_r^(G)$

Published on 13 Mar 2024 - 18:16

32

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$C^{}$-Algebras Generated by Sets & other C-Algebras?

Published on 14 Mar 2024 - 0:54

50

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$\sigma$-weak continuity of $x \mapsto x \otimes 1$ from $B(H)$ to $B(H \otimes H)$

Published on 14 Mar 2024 - 8:22

35

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strictly semifinite weights restrict to a von Neumann subalgebra

Published on 28 Mar 2026 - 20:57

27

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the type of the intermediate von Neumann subalgebra

Published on 28 Mar 2026 - 20:59

List Question

von Neumann algebra contains the hyperfinite factor $R$

Equality of norms Groupoid $C^*$-algebra

index of the subfactor

Is it true if a C*algebra A is a primitive, and it contains a simple ideal F, then F is contained in every non zero closed ideal of A?

How to derive the Jacobian of an operator

Meaning of "covariant", "contravariant" in operator algebras

Is any ideal of a Banach algebra closed?

Is true that $F(H)\otimes F(H)\cong F(H)$? where $F(H)$ is the full fock space of Hilbert space $H$

Why is $P_{\rho}$ is a probability measure on the Borel subsets of $H\ $?

Sufficient condition for a positive element to be properly infinite

If $C_r^(G)$ is purely infinite then every non-zero positive element of $C_0(G^{(0)})$ is infinite in $C_r^(G)$

$C^{}$-Algebras Generated by Sets & other C-Algebras?

$\sigma$-weak continuity of $x \mapsto x \otimes 1$ from $B(H)$ to $B(H \otimes H)$

strictly semifinite weights restrict to a von Neumann subalgebra

the type of the intermediate von Neumann subalgebra

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