English

Modular Descriptions of Regular Functions

Formal Languages and Automata Theory 2019-08-06 v1

Abstract

We discuss various formalisms to describe string-to-string transformations. Many are based on automata and can be seen as operational descriptions, allowing direct implementations when the input scanner is deterministic. Alternatively, one may use more human friendly descriptions based on some simple basic transformations (e.g., copy, duplicate, erase, reverse) and various combinators such as function composition or extensions of regular operations.

Keywords

Cite

@article{arxiv.1908.01137,
  title  = {Modular Descriptions of Regular Functions},
  author = {Paul Gastin},
  journal= {arXiv preprint arXiv:1908.01137},
  year   = {2019}
}

Comments

preliminary version appeared in CAI 2019, LNCS 11545

R2 v1 2026-06-23T10:38:48.782Z