Hostname: page-component-cd9895bd7-hc48f Total loading time: 0 Render date: 2024-12-29T18:56:28.233Z Has data issue: false hasContentIssue false

CHARACTERISING COMPLETELY POSITIVE ELEMENTARY OPERATORS

Published online by Cambridge University Press:  01 November 1998

MARTIN MATHIEU
Affiliation:
Department of Mathematics, National University of Ireland, Maynooth, Co. Kildare, Ireland
Get access

Abstract

Let S be an elementary operator on a C*-algebra with minimal length [lscr ](S)[ges ]1. Then S is completely positive if and only if S is n-positive for some natural number n[ges ]([lscr ](S)−1)/2.

Type
Notes and Papers
Copyright
© The London Mathematical Society 1998

Access options

Get access to the full version of this content by using one of the access options below. (Log in options will check for institutional or personal access. Content may require purchase if you do not have access.)