List questions from c-star-algebras | MathQa

$a,b\in A$ are selfadjoint elements of $C^*$-algebras, such that $a\le b$, why is $\|a\|\le \|b\|$

Published on 13 Apr 2025 - 12:42

ker-hull-topology on $Irr(A)$ is the discrete topology ($A$ is a C$^*$-subalgebra of $K(H)$)

Published on 13 Apr 2025 - 10:27

why is the direct sum of irreducible representations of a ^$C^*$-algebra faithful?

Published on 13 Apr 2025 - 8:13

Ordering: Definition

Published on 18 Apr 2025 - 7:40

Questions about the C* subalgebra $h(\Gamma)$ of $l^{\infty}(\Gamma)$

Published on 13 Apr 2025 - 3:49

$A^+ \subset B^+$ if $A \hookrightarrow B$ is inclusion of $C^*$ algebras.

Published on 09 Apr 2025 - 6:35

Norm on reduced crossed product - $C^*$ version v.s. $L^p$ version

Published on 13 Apr 2025 - 2:27

character space of C*-algebra

Published on 12 Apr 2025 - 16:07

Minimal projections

Published on 12 Apr 2025 - 11:51

Minimal projections II

Published on 12 Apr 2025 - 12:58