Isomorphisms of Groups of Invertible Elements of Incidence Algebras
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DOI: 10.1007/s10958-019-4160-6
Abstract: This paper shows that isomorphisms of groups of invertible elements of incidence algebras imply isomorphisms of the partial orders defining the algebras. read more here.
Keywords: invertible elements; incidence algebras; groups invertible; elements incidence ... See more keywords
A characterizing property of commutative Banach algebras may not be sufficient only on the invertible elements
Sign Up to like & getrecommendations! Published in 2018 at "Comptes Rendus Mathematique"
DOI: 10.1016/j.crma.2018.05.002
Abstract: In this article, we construct a commutative unital Banach algebra, in which the property is true for the invertible elements, but cannot be extended to the whole algebra. Resume Dans cette Note, nous construisons une… read more here.
Keywords: characterizing property; invertible elements; property commutative; banach ... See more keywords