Hannes Thiel

Member for 12 years, 5 months
Last seen more than a week ago

wwwmath.uni-muenster.de/u/…
Münster, Germany

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Questions

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31

When are two C*-algebras isomorphic as Banach spaces?

Feb 3, 2014

28

What is the Banach-Mazur distance between $\ell_\infty$ and $L_\infty$?

Jun 8, 2016

16

Ultraweak topology on B(X): Is the map X\otimes X* -> B(X)* isometric?

Feb 25, 2015

15

Is a C*-algebra with an isomorphic predual a von Neumann algebra?

Jul 16, 2016

15

Weak*-closure of finite rank operators on dual space

Feb 12, 2016

Answers

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11

What spaces can be obtained from $\mathbb{R}^{n}$ by taking quotient spaces and subspaces?

Feb 4, 2014

9

Is every maximal ideal in a C*-algebra always closed?

Oct 10, 2020

8

Which C*-algebras are complemented in their bidual?

Nov 26, 2016

6

Finite codimensional subvector space of $C^{*}$ algebras which contains no invertible elements

Mar 2, 2015

6

Almost idempotent approximate units in C*-algebras

Feb 16, 2016

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oa.operator-algebras

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24

posts

c-star-algebras

47

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13

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fa.functional-analysis

31

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23

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gn.general-topology

17

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5

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banach-spaces

8

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7

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Moore-Penrose partial isometries and hermitian elements

+70

Norm in the minimal tensor product of C*-algebras

+10

Weak*-closure of finite rank operators on dual space

+10

Inverse limits of perfect groups

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