Abstract
We introduce regularities in commutative Banach algebras in such a way that each regularity defines a joint spectrum on the algebra that satisfies the spectral mapping formula.
Open Access
Regularities and subspectra for commutative Banach algebras
Received27 Oct 2004
Revised07 Jul 2005
Copyright
Copyright © 2005 Hindawi Publishing Corporation. This is an open access article distributed under the
Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.