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Dirk Werner's user avatar
Dirk Werner's user avatar
Dirk Werner's user avatar
Dirk Werner
  • Member for 5 years, 1 month
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  • Berlin
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I am a mathematician at Free University Berlin.

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All Questions Answers
Score Newest
answer
12
$C[0,1]$ is not a Grothendieck space
Dec 13, 2020
answer
11
Every mathematician has only a few tricks
Jun 17, 2020
answer
9
Nonseparable counterexamples in analysis
May 10, 2021
answer
8
Containment of $c_0$ in projective tensor products
Mar 21, 2020
answer
7
When does the dual to the space $K(X)$ of compact operators consist of nuclear functionals?
Apr 7, 2019
answer
6
Hahn-Banach smoothness of $Y^{**}$ in $X^{**}$
Feb 5, 2019
answer
6
When is a linear subspace to be closed in all compatible topologies
Apr 20, 2021
answer
5
If $E\oplus_\phi E \cong E\oplus_\psi E,$ does it imply that $\phi= \psi$?
Aug 18, 2018
answer
5
Weak closure of subsets of the unitary sphere of a Banach space
Dec 22, 2018
answer
5
Spectral asymptotics of normal Hilbert-Schmidt operators
Jun 12, 2019

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