An infinite word language which is not co-CFL
type: Item
instance of: scholarly article
title: An infinite word language which is not co-CFL
zbMATH Open document ID: 0637.68091
DOI: 10.1016/0020-0190(87)90098-6
author: Anne Grazon
published in: Information Processing Letters
publication date: 1987-01-01T00:00:00Z
review text: The complement of the set of left factors of an infinite word satisfies the iteration lemma for context-free languages but can be `not context- free'.
Mathematics Subject Classification ID: 68Q45
zbMATH DE Number: 4039333
zbMATH Keywords: infinite word
zbMATH Keywords: iteration lemma
zbMATH Keywords: context-free languages
MaRDI profile type: Publication
full work available at URL: 0020-0190(87)90098-6
OpenAlex ID: W1972153412
cites work: Every iterated morphism yields a co-CFL
cites work: An infinite square-free co-CFL
cites work: Applications of an infinite square-free co-CFL
description: scientific article; zbMATH DE number 4039333