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20212026
most citedNowhere scattered multiplier algebras

5 citations · 7 across the 19 of their papers we have counts for

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6 papers · 1 filter

math.OA2025

Centrally pure C*-algebras

Francesc Perera, Hannes Thiel, Eduard Vilalta

We show that a separable C*-algebra is -stable if and only if its uncorrected central sequence algebra is pure, if and only if Kirchberg'…

math.OA2025

An introduction to the Global Glimm Problem

Eduard Vilalta

The Global Glimm Problem lies at the heart of several open questions regarding regularity properties of C*-algebras. The problem has been open for over two decades, and has recentl…

math.OA2025

The Global Glimm Property for C*-algebras of topological dimension zero

Ping Wong Ng, Hannes Thiel, Eduard Vilalta

We show that a C*-algebra with topological dimension zero has the Global Glimm Property (every hereditary subalgebra contains an almost full nilpotent element) if and only if it is…

math.OA2025

Extensions of pure C*-algebras

Francesc Perera, Hannes Thiel, Eduard Vilalta

Given a closed ideal in a C*-algebra , we show that is pure if and only if and are pure. More generally, we study permanence of comparison and divisibility pro…

math.OA2025

Strict comparison for twisted group C*-algebras

Sven Raum, Hannes Thiel, Eduard Vilalta

We prove that any reduced twisted group C*-algebra of a selfless group with the rapid decay property is selfless. As an application, we show that twisted group C*-algebras of acyli…

math.OA2025

Z-stability of twisted group C*-algebras of nilpotent groups

Ulrik Enstad, Eduard Vilalta

We prove that the twisted group C*-algebra of a finitely generated nilpotent group is -stable if and only if it is nowhere scattered, a condition that we characterize…