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Grüss inequality for completely bounded maps

Authors
Journal
Linear Algebra and its Applications
0024-3795
Publisher
Elsevier
Publication Date
Volume
390
Identifiers
DOI: 10.1016/j.laa.2004.04.028
Keywords
  • Grüss Inequality
  • C*-Algebra
  • Completely Positive Map
  • Completely Bounded Map
  • Generalized Numerical Range
  • Q-Numerical Range
  • Q-Numerical Radius
Disciplines
  • Mathematics

Abstract

Abstract We prove an inequality for completely bounded maps on unital C *-algebras, which generalizes the Grüss inequality and a trace inequality for bounded operators on Hilbert spaces proved by P.F. Renaud.

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