Semi_Thue Systems With an Inhibitor Robert McNaughton Semi-Thue systems constitute a universal model of computation, in the sense that any decision problem about computations is reducible to a problem about semi-Thue systems. Every recursively enumerable language is the language of some semi-Thue system. (E.g., see Chapter 7 of [3].) Department of Computer Science, Rensselaer Polytechnic Institute, Troy, NY cs-97-05
Semi_Thue Systems With an Inhibitor
Robert McNaughton
Semi-Thue systems constitute a universal model of computation, in the sense that any decision problem about computations is reducible to a problem about semi-Thue systems. Every recursively enumerable language is the language of some semi-Thue system. (E.g., see Chapter 7 of [3].)
Department of Computer Science, Rensselaer Polytechnic Institute, Troy, NY
cs-97-05