List questions from banach-algebras

Published on 25 Apr 2017 - 12:18

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Derivatives in Banach Algebra

Published on 01 May 2017 - 11:22

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Prove the resolvent equation

Published on 04 May 2017 - 1:53

153

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What is the weakest condition guarantees some Separation-type of convex sets in Banach spaces

Published on 14 May 2017 - 19:25

36

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Show that $\phi$ preserves invertibility.

Published on 16 May 2017 - 17:55

518

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States on a matrix C* algebra

Published on 20 May 2017 - 20:12

311

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$C^{n}[0, 1]$ is not a C*-algebra

Published on 21 May 2017 - 23:39

111

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Characters on Banach Algebra of Operators

Published on 25 May 2017 - 22:05

84

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Polynomials dense in $C(S^1)$?

Published on 03 Jun 2017 - 11:53

527

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Question about norm of homomorphism on Banachalgebras

Published on 07 Jun 2017 - 1:04

368

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$C_0(X)$ Characters

Published on 18 Jun 2017 - 7:10

624

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Commutative Banach algebras and maximal ideal space

Published on 23 Jun 2017 - 3:07

167

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Uniform limit of series of nearly compactly supported functions is nearly compactly supported

Published on 23 Jun 2017 - 17:47

33

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Does a closed subspace of the dual of a C*-algebra always have positive elements?

Published on 25 Jun 2017 - 21:41

100

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Resource recommendations for Crossed product in C*algebra

Published on 19 Jul 2017 - 19:50

List Question

If $\delta(K)\subseteq \sigma(x)$ , then $K\subseteq \sigma(x)\cup$ bounded component of $\rho(x)$

Derivatives in Banach Algebra

Prove the resolvent equation

What is the weakest condition guarantees some Separation-type of convex sets in Banach spaces

Show that $\phi$ preserves invertibility.

States on a matrix C* algebra

$C^{n}[0, 1]$ is not a C*-algebra

Characters on Banach Algebra of Operators

Polynomials dense in $C(S^1)$?

Question about norm of homomorphism on Banachalgebras

$C_0(X)$ Characters

Commutative Banach algebras and maximal ideal space

Uniform limit of series of nearly compactly supported functions is nearly compactly supported

Does a closed subspace of the dual of a C*-algebra always have positive elements?

Resource recommendations for Crossed product in C*algebra

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