Compressions and Pinchings

2002/11/22 by Jean-Christophe Bourin, Bourin, Jean-Christophe · 1 citation
Mathematics · #47A12 #47A20 #FOS: Mathematics #Functional Analysis (math.FA) #math.FA #msc:47A12 #msc:47A20

paper · pdf · doi:10.48550/arxiv.math/0211358

11 pages

arxiv created 2002/11/22 · arxiv updated 2009/11/30

Abstract

There exist operators A such that : for any sequence of contractions \A_n\, there is a total sequence of mutually orthogonal projections \E_n\ such that ΣE_nAE_n=\bigoplus A_n.

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• On regularity of compressions and diagonals of operator functions

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