On graded identities of block-triangular matrices with the grading of Di Vincenzo-Vasilovsky

Thiago Castilho de Mello, Lucio Centrone

The algebra of $n\times n$ matrices over a field $F$ has a natural ${\mathbb{Z}}_n$-grading. Its graded identities have been described by Vasilovsky who extended a previous work of D…