J. M. Ferreira

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João Carlos da Motta Ferreira, Maria das Graças Bruno Marietto

Let $A$ and $B$ be two unital complex $*$ -algebras such that $A$ has a nontrivial projection. In this paper, we study the structure of bijective m…

João Carlos da Motta Ferreira, Maria das Graças Bruno Marietto

Let $A$ and $B$ be two unital complex $*$ -algebras such that $A$ has a nontrivial projection. In this paper, we study the structure of bijective n…

João Carlos da Motta Ferreira, Maria das Graças Bruno Marietto

Let $A$ and $B$ be two alternative $W^{*}$ -factors. In this paper, we proved that a bijective mapping $Φ : A \to B$ satisfies $Φ(ab+ba^…