List questions from operator-algebras

Published on 24 Apr 2020 - 16:29

145

Views

If $P$ is a projection and $T$ is positive operator such that $P\leq T$, then why $P(H)\subset\sqrt{T}(H)$?

Published on 25 Mar 2026 - 17:33

55

Views

Preimage of Open Ball has Finite Measure

Published on 24 Apr 2020 - 19:20

32

Views

Algebra product on the commutative $C^*$-algebra $\mathbb{C}^N$

Published on 24 Apr 2020 - 22:26

24

Views

$C^*$- systems with positive maps

Published on 27 Apr 2020 - 0:58

200

Views

Simple $C^*$-algebras are not commutative

Published on 27 Apr 2020 - 20:29

363

Views

Understanding the 'dilation' of Stinespring theorem

Published on 27 Apr 2020 - 22:52

82

Views

Generators for $K_1(A\otimes \mathbb{K})$

Published on 25 Mar 2026 - 13:59

198

Views

How to find vectors $u,v$ such $Su=Tv$ where $S$ and $T$ are linearly independent?

Published on 29 Apr 2020 - 2:22

198

Views

Trace norm of rank one operator $x\otimes y$ for $x,y\in H$

Published on 27 Mar 2026 - 7:50

113

Views

Tail of increasing convergent net of self-adjoint operators is bounded

Published on 23 Feb 2026 - 14:09

32

Views

Derivative of the residue logarithm of a formal pseudo-differential series

Published on 26 Mar 2026 - 4:36

86

Views

The unbounded antipode for Woronowicz's quantum group $\operatorname{SU}_q(2)$

Published on 25 Mar 2026 - 12:17

133

Views

Strong operator topology on a $C^*$-algebra?

Published on 01 May 2020 - 9:25

349

Views

Spectral Radius Formula

Published on 29 Mar 2026 - 20:26

List Question

Linear independence is somehow preserved by approximate unit multiplication?

If $P$ is a projection and $T$ is positive operator such that $P\leq T$, then why $P(H)\subset\sqrt{T}(H)$?

Preimage of Open Ball has Finite Measure

Algebra product on the commutative $C^*$-algebra $\mathbb{C}^N$

$C^*$- systems with positive maps

Simple $C^*$-algebras are not commutative

Understanding the 'dilation' of Stinespring theorem

Generators for $K_1(A\otimes \mathbb{K})$

How to find vectors $u,v$ such $Su=Tv$ where $S$ and $T$ are linearly independent?

Trace norm of rank one operator $x\otimes y$ for $x,y\in H$

Tail of increasing convergent net of self-adjoint operators is bounded

Derivative of the residue logarithm of a formal pseudo-differential series

The unbounded antipode for Woronowicz's quantum group $\operatorname{SU}_q(2)$

Strong operator topology on a $C^*$-algebra?

Spectral Radius Formula

Trending Questions

Popular # Hahtags

Popular Questions