Normal contractive projections preserve type

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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.
26 pages, latex, submitted in July 2001

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Operator Algebras, Functional Analysis, 46L70, 46L10; 17C65, 32M15

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http://salesiana.dossiersoluciones.com/handle/123456789/63161

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0201188
 http://arxiv.org/abs/math/0201188
 Journal of Operator Theory 51 (2004) 281-301

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arXiv