PSPACE-complete problems for subgroups of free groups and inverse finite automata
Authors:
J.-C. Birget;S. Margolis;J. Meakin;P. Weil
Affiliations:
Univ. of Nebraska-Lincoln, Lincoln, NE;Bar Ilan Univ., Ramat Gan, Israel;Univ., of Nebraska-Lincoln, Lincoln, NE;LaBRI, Univ. Bordeaux-I, Talance, France