In 2003, Leonid A. Levin presented the idea of a combinatorial complete one-way function and a sketch of the proof that Tiling represents such a function. In this paper, we presen...
rder Abstract Categorial Grammars as Hyperedge Replacement Grammars Makoto Kanazawa National Institute of Informatics 2–1–2 Hitotsubashi, Chiyoda-ku, Tokyo, 101–8430, Japan A...
Regular languages have proved useful for the symbolic state exploration of infinite state systems. They can be used to represent infinite sets of system configurations; the tran...
Abstract. We investigate the generative power of cooperating distributed grammar systems (CDGSs), if the cooperation protocol is based on the level of competence on the underlying ...
Abstract. This paper is a contribution to the long standing open problem of uniform termination of Semi-Thue Systems that consist of one rule s → t. McNaughton previously showed ...