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Sabrina Gemsa
  • Member for 6 years, 11 months
  • Last seen more than a week ago
  • Muenster, Germany
7 votes
0 answers
441 views

maximal tensor product commutes with inductive limits

6 votes
1 answer
394 views

is the conditional expectation faithful?

6 votes
1 answer
526 views

What is $\hat{A}=\{[\pi]:\pi$ is a irreducible representation of $A$} ( $A$ is a $C^*$-algebra)?

6 votes
1 answer
327 views

is the maximal tensor product of compact operators an essential ideal?

6 votes
2 answers
565 views

maximal tensor product of simple $C^*$algebras is non-simple

5 votes
0 answers
381 views

quotients of nuclear $C^*$-algebras are nuclear

5 votes
1 answer
88 views

continuity of certain map which is defined on a Stonean space

4 votes
0 answers
171 views

ring structure of $KK_*(A,A)$ for a separable $C^*$-algebra $A$

4 votes
4 answers
2k views

unitization-process of unital- and non-unital $C^*$-algebras

3 votes
0 answers
670 views

A Künneth-Theorem version for relative singular cohomology

3 votes
1 answer
189 views

unital embedding into the coner $C^*$-algebra

3 votes
1 answer
118 views

short question about biduals of $C^\ast$-algebras

2 votes
2 answers
336 views

map between $C^*$-algebras with special properties, why is $f(a^2)=f(a)^2 $ for all $a\in A$?

0 votes
1 answer
134 views

Dualizing the trivial action on a $C^*$-algebra