Skip to Main Content

Proceedings of the American Mathematical Society

Published by the American Mathematical Society, the Proceedings of the American Mathematical Society (PROC) is devoted to research articles of the highest quality in all areas of pure and applied mathematics.

ISSN 1088-6826 (online) ISSN 0002-9939 (print)

The 2020 MCQ for Proceedings of the American Mathematical Society is 0.85.

What is MCQ? The Mathematical Citation Quotient (MCQ) measures journal impact by looking at citations over a five-year period. Subscribers to MathSciNet may click through for more detailed information.

 

A note on generators of semigroups
HTML articles powered by AMS MathViewer

by Sze Kai Tsui PDF
Proc. Amer. Math. Soc. 66 (1977), 305-308 Request permission

Abstract:

The generator T of a norm-continuous semigroup of identity preserving positive linear mappings on a ${C^\ast }$-algebra $\mathfrak {A}$ is characterized as one that satisfies $T({u^\ast }u) \geqslant {u^\ast }T(u) + T({u^\ast })u$ for all unitary elements u in $\mathfrak {A}$.
References
Similar Articles
  • Retrieve articles in Proceedings of the American Mathematical Society with MSC: 46L05
  • Retrieve articles in all journals with MSC: 46L05
Additional Information
  • © Copyright 1977 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 66 (1977), 305-308
  • MSC: Primary 46L05
  • DOI: https://doi.org/10.1090/S0002-9939-1977-0454654-1
  • MathSciNet review: 0454654