Abstract
We determine when contractive idempotents in the measure algebra of a locally compact group commute. We consider a dynamical version of the same result. We also look at some properties of groups of measures whose identity is a contractive idempotent.
Citation
Nico Spronk. "Commuting contractive idempotents in measure algebras." Ann. Funct. Anal. 7 (1) 136 - 149, February 2016. https://doi.org/10.1215/20088752-3428247
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