Abstract
AbstractWe study those operators on a Hilbert space that can be lifted or extended to any twisted Hilbert space. We prove that these form an ideal of operators which contains all the Schatten classes. We characterize those multiplication operators on $$\ell _p$$
ℓ
p
that are liftable/extensible through centralizers.
Funder
Ministerio de Ciencia, Innovación y Universidades
Consejería de Educación y Empleo, Junta de Extremadura
Publisher
Springer Science and Business Media LLC
Subject
Algebra and Number Theory,Analysis
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