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Barnes idempotents and cocapacity in Jordan pairs

Published online by Cambridge University Press:  01 January 1998

GERALD HESSENBERGER
GERALD HESSENBERGER
Affiliation:
Institut für Mathematik, Universität Innsbruck, Technikerstraße 25/7 A-6020 Innsbruck, Austria
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Abstract

In this paper we establish a theory of (quasi-)Fredholm elements in the setting of Jordan pairs. As for associative algebras, Barnes idempotents are introduced and a new numerical invariant, namely the cocapacity, is defined.

Type
Research Article
Information
Mathematical Proceedings of the Cambridge Philosophical Society , Volume 123 , Issue 1 , January 1998 , pp. 1 - 17
Copyright
Cambridge Philosophical Society 1998

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