English

Normal contractive projections preserve type

Operator Algebras 2007-05-23 v1 Functional Analysis

Abstract

Given a JBW*-triple Z and a normal contractive projection P on Z, we show that the (Murray-von Neumann) type of each summand of P(Z) is dominated by the type of Z.

Cite

@article{arxiv.math/0201188,
  title  = {Normal contractive projections preserve type},
  author = {Cho-Ho Chu and Matthew Neal and Bernard Russo},
  journal= {arXiv preprint arXiv:math/0201188},
  year   = {2007}
}

Comments

26 pages, latex, submitted in July 2001