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math.RA2017★ 10 cited
Graded Isomorphisms on Upper Block Triangular Matrix Algebras
Alex Ramos, Claudemir Fidelis, Diogo Diniz
We describe the graded isomorphisms of rings of endomorphisms of graded flags over graded division algebras. As a consequence describe the isomorphism classes of upper block triang…
math.RA2017★ 1 cited
Identities and central polynomials of real graded division algebras
Diogo Diniz, Claudemir Fidelis, Sérgio Mota
Let be a finite dimensional real algebra with a division grading by a finite abelian group . In this paper we provide finite basis for the -ideal of graded identities a…