Decomposing nuclear maps
Operator Algebras
2019-11-05 v2
Abstract
We show that the strengthened version of the completely positive approximation property of Brown, Carri\'on, and White---where the downward maps are asymptotically order zero and the upward maps are convex combinations of order zero maps---is enjoyed by every nuclear order zero map.
Keywords
Cite
@article{arxiv.1908.00937,
title = {Decomposing nuclear maps},
author = {José R. Carrión and Christopher Schafhauser},
journal= {arXiv preprint arXiv:1908.00937},
year = {2019}
}
Comments
To appear in Munster J. Math