Semigroup of operators on dual Banach spaces

Lau, Anthony To Ming

doi:10.1090/S0002-9939-1976-0493507-9

Semigroup of operators on dual Banach spaces
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Proc. Amer. Math. Soc. 54 (1976), 393-396 Request permission

Abstract:

In this paper, we give a short and simple proof to a more general version of a recent result of Yeadon for semigroups of weak$^{\ast }$-continuous operators on a dual Banach space. Our result has application to amenable groups and property ${\text {P}}$ of a von Neumann algebra.

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