Palindromic closures using multiple antimorphisms

Tatiana Jajcayová, Edita Pelantová, Štěpán Starosta

Generalized pseudostandard word $\mathbf{u}$, as introduced in 2006 by de Luca and De Luca, is given by a directive sequence of letters from an alphabet $\mathcal{A}$ and by a directive se…