01103nam0-22003971i-450-99000400402040332120140528114020.03-540-63771-0000400402FED01000400402(Aleph)000400402FED0100040040220040304d2003----km-y0itay50------baengDEa---a---001yyFiniteness and regularity in semigroups and formal languagesA. De Luca, S. VarricchioBerlinSpringerc1999x, 240 p.24 cmSemigruppiLinguaggi formali ed automi512.221De Luca,Aldo45516Varricchio,Stefano151504ITUNINARICAUNIMARCBK990004004020403321123-F-2320179MA102 16 E 538778FINBNMA1FINBN68Q4568R1568-02Finiteness and regularity in semigroups and formal languages472042UNINA