Imre Simon: an exceptional graduate student
School of Computer
Science, McGill University, 3480 University Street, McConnell Engineering Building, Room 318, Montreal, Québec, H3A 2A7 Canada;
This short note reviews the main contributions of the Ph.D. thesis of Imre Simon. His graduate work had major impact on algebraic theory of automata and thirty years later we are in a good position to appreciate how sensitive he was in selecting good problems, and how clever in solving them!
Mathematics Subject Classification: 68Q70
Key words: Algebraic theory of automata / piece-wise testable languages / dot-depth hierarchy.
© EDP Sciences, 2005