A new class of algebraic series having a decidable equivalence problem

: Honkala J

Publisher: IOS PRESS

: 2002

: Fundamenta Informaticae

: FUNDAMENTA INFORMATICAE

: FUND INFORM

: 53

: 3-4

: 315

: 320

: 6

: 0169-2968

We introduce a new class of algebraic series with noncommuting variables having a decidable equivalence problem. As a tool we consider star roots of formal power series.