List questions from c-star-algebras

Published on 19 Mar 2026 - 14:35

127

Views

Closeness of points in the irreducible decomposition of a C$^{*}$-algebra representation

Published on 25 Mar 2026 - 11:20

162

Views

A precise definition of contractible Banach algebras.

Published on 25 Mar 2026 - 13:55

146

Views

Is $(u_\lambda^2)$ also an approximate unit when $(u_\lambda) $ is an approximate unit?

Published on 25 Mar 2026 - 1:14

135

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Non trivial section of the Bott bundle

Published on 25 Mar 2026 - 7:41

73

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If $A$ is a subalgebra of $M_n(\mathbb{C})$, the $C^*$ modules of $A$ are semisimple

Published on 30 May 2018 - 5:10

656

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GNS construction and separability.

Published on 25 Mar 2026 - 7:56

289

Views

For which Banach space tensor products is the multiplication in a C*-algebra a linear map?

Published on 31 May 2018 - 8:21

211

Views

Doubt regarding Serre-Swan theorem and Hilbert modules

Published on 19 Mar 2026 - 20:43

57

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Generators of $K_0(C(\mathbb{C}P^1))$

Published on 24 Mar 2026 - 20:32

541

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On Inequivalent Representations

Published on 25 Mar 2026 - 19:11

178

Views

unitisation of $C^*\!$-algebra $A$

Published on 25 Mar 2026 - 11:18

144

Views

In the construction of the free product of C*-algebras, is the seminorm from which we quotient actually a norm?

Published on 25 Mar 2026 - 9:29

230

Views

left hull-kernel topology

Published on 25 Mar 2026 - 7:40

300

Views

C$^{*}$-algebra acting irreducibly on the finite-dimensional space $\mathbb{C}^{n}$ must be $M_{n}(\mathbb{C})$

Published on 25 Mar 2026 - 11:24

List Question

Projections in the Cuntz algebra which have the same $K_0$ class

Closeness of points in the irreducible decomposition of a C$^{*}$-algebra representation

A precise definition of contractible Banach algebras.

Is $(u_\lambda^2)$ also an approximate unit when $(u_\lambda) $ is an approximate unit?

Non trivial section of the Bott bundle

If $A$ is a subalgebra of $M_n(\mathbb{C})$, the $C^*$ modules of $A$ are semisimple

GNS construction and separability.

For which Banach space tensor products is the multiplication in a C*-algebra a linear map?

Doubt regarding Serre-Swan theorem and Hilbert modules

Generators of $K_0(C(\mathbb{C}P^1))$

On Inequivalent Representations

unitisation of $C^*\!$-algebra $A$

In the construction of the free product of C*-algebras, is the seminorm from which we quotient actually a norm?

left hull-kernel topology

C$^{*}$-algebra acting irreducibly on the finite-dimensional space $\mathbb{C}^{n}$ must be $M_{n}(\mathbb{C})$

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