|
|
|
|
Product of derivations on C*-algebras
|
|
|
|
|
|
|
|
نویسنده
|
ekrami khalil ,mirzavaziri madjid ,ebrahimi vishki hamid reza
|
|
منبع
|
international journal of nonlinear analysis and applications - 2016 - دوره : 7 - شماره : 2 - صفحه:109 -114
|
|
چکیده
|
Let a be an algebra. a linear mapping δ: a → a is called a derivation if δ (ab) = δ (a)b + aδ (b) for each a, b ϵ a. given two derivations δ and δ' on a c*-algebra a, we prove that there exists a derivation δ on a such that δδ' = δ² if and only if either δ'= 0 or δ= sδ' for some s ϵ c.
|
|
کلیدواژه
|
Derivation; C*-algebra.
|
|
آدرس
|
payame noor university, department of mathematics, ایران, ferdowsi university of mashhad, center of excellence in analysis on algebraic structures (ceaas), department of pure mathematics, ایران, ferdowsi university of mashhad, center of excellence in analysis on algebraic structures (ceaas), department of pure mathematics, ایران
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Authors
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|