On the Representation of Semigroups and Other Congruences in the Lambda Calculus

Autor: Richard Statman
Rok vydání: 2016
Předmět:
Zdroj: MFPS
ISSN: 1571-0661
DOI: 10.1016/j.entcs.2016.09.044
Popis: We show that every semigroup with an RE word problem can be pointwise represented in the lambda calculus. In addition, we show that the free monoid generated by an arbitrary RE subset of combinators can be represented as the monoid of all terms which fix a finite set of points.
Databáze: OpenAIRE