Original Article

Acta Informatica

, Volume 48, Issue 1, pp 19-24

First online:

A characterization of rational D0L power series

  • Juha HonkalaAffiliated withDepartment of Mathematics, University of Turku Email author 

Rent the article at a discount

Rent now

* Final gross prices may vary according to local VAT.

Get Access

Abstract

We study D0L power series over an arbitrary field. We characterize those D0L power series which are also rational series. As a consequence we show that rationality is decidable for D0L power series over many fields.