Question

Enough existence of faithful normal states on von Neumann algebra acting on separable Hilbert space

score 163 · Answer 1 · 2018-08-18 16:50:21

163

Views

Enough existence of faithful normal states on von Neumann algebra acting on separable Hilbert space

Published on 18 Aug 2018 - 16:50

score 305 · Answer 2 · 2018-08-18 20:28:34

305

Views

Conditional expectation in free probability

Published on 18 Aug 2018 - 20:28

score 352 · Answer 3 · 2026-03-22 19:26:15

352

Views

Can infinite matrices represent nonlinear operators?

Published on 22 Mar 2026 - 19:26

score 330 · Answer 4 · 2018-08-20 14:28:33

330

Views

unital and completely isometric imply completely positive?

Published on 20 Aug 2018 - 14:28

score 125 · Answer 5 · 2018-08-20 16:21:14

125

Views

Is finite dimensional representation of $C^*$ algebra surjective?

Published on 20 Aug 2018 - 16:21

score 173 · Answer 6 · 2018-08-21 16:07:06

173

Views

irreducible subrepresentation of a finite dimensional representation of $C^*$ algebra

Published on 21 Aug 2018 - 16:07

score 190 · Answer 7 · 2018-08-22 06:24:53

190

Views

Norm for adjoint action and relation to norm of matrix?

Published on 22 Aug 2018 - 6:24

score 167 · Answer 8 · 2026-03-25 07:44:37

167

Views

When does the continuous dual of the weak operator topology consist only of finite linear combinations of evaluations?

Published on 25 Mar 2026 - 7:44

score 137 · Answer 9 · 2018-08-25 11:41:59

137

Views

Action of a projection on a pairwise orthogonal projections.

Published on 25 Aug 2018 - 11:41

score 125 · Answer 10 · 2018-08-26 05:16:46

125

Views

Action of a projection on a sequence of pairwise orthogonal subspaces.

Published on 26 Aug 2018 - 5:16

score 93 · Answer 11 · 2026-03-25 06:17:01

93

Views

Matrix Inequality.

Published on 25 Mar 2026 - 6:17

score 247 · Answer 12 · 2018-08-30 13:31:59

247

Views

A common lifting of a positive element?

Published on 30 Aug 2018 - 13:31

score 42 · Answer 13 · 2018-09-02 15:38:30

42

Views

Uniform topology Autοmorphism group

Published on 02 Sep 2018 - 15:38

score 68 · Answer 14 · 2018-09-03 14:44:38

68

Views

'projections' on $C^*$-algebras. Under certain assumptions, is $f(a)=a$ for all $a\in A$?

Published on 03 Sep 2018 - 14:44

score 45 · Answer 15 · 2018-09-06 18:44:04

45

Views

The subgroup of unitaries in $C^*$-algebra is not open

Published on 06 Sep 2018 - 18:44

List Question

Enough existence of faithful normal states on von Neumann algebra acting on separable Hilbert space

Conditional expectation in free probability

Can infinite matrices represent nonlinear operators?

unital and completely isometric imply completely positive?

Is finite dimensional representation of $C^*$ algebra surjective?

irreducible subrepresentation of a finite dimensional representation of $C^*$ algebra

Norm for adjoint action and relation to norm of matrix?

When does the continuous dual of the weak operator topology consist only of finite linear combinations of evaluations?

Action of a projection on a pairwise orthogonal projections.

Action of a projection on a sequence of pairwise orthogonal subspaces.

Matrix Inequality.

A common lifting of a positive element?

Uniform topology Autοmorphism group

'projections' on $C^*$-algebras. Under certain assumptions, is $f(a)=a$ for all $a\in A$?

The subgroup of unitaries in $C^*$-algebra is not open

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