Research Article
Ferreira BLM and Ferreira R
Abstract
Let D be a mapping from an alternative ring into itself satisfying D(a⋅ba)= D(a)⋅ba+a⋅D(b)a+a⋅bD(a) for all a, b . Under some conditions on , we show that D is additive.
Research Article
Ferreira BLM and Ferreira R
Let D be a mapping from an alternative ring into itself satisfying D(a⋅ba)= D(a)⋅ba+a⋅D(b)a+a⋅bD(a) for all a, b . Under some conditions on , we show that D is additive.