{"id":"https://openalex.org/keywords/regular-languages","display_name":"regular languages","description":"Formal languages recognizable by finite automata and describable by regular expressions, studied in computer science and mathematics.","display_name_alternatives":["rational language","regular language","regular sets"],"ids":{"openalex":"https://openalex.org/keywords/regular-languages","wikidata":"https://www.wikidata.org/wiki/Q752532"},"primary_topic":{"id":"https://openalex.org/T11567","display_name":"semigroups and automata theory","score":0.7128,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11567","display_name":"semigroups and automata theory","score":0.7128,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"works_count":6434,"cited_by_count":76149,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/regular-languages","updated_date":"2026-10-21T04:06:17","created_date":"2026-09-30T00:00:00"}