New posts in Oa.Operator Algebras

$K$-theory and surjective norm-decreasing $*$-homomorphisms between $C^*$-algebras

Commutant of the conjugations by unitary matrices

Finite-dimensional Hilbert $C^*$-modules

Non-standard tensor products of inner product spaces

Why are ultraweak *-homomorphisms the `right' morphisms for von Neumann algebras (and say, not ultrastrong)?

Actions of locally compact groups on the hyperfinite $II_1$ factor

Extension of a von Neumann algebra by a von Neumann algebra

Is the strong operator topology metrizable?

About the existence of characters on $B(X)$

Existence of spectral gap