{"id":"https://openalex.org/W2042602991","doi":"https://doi.org/10.1007/bf00289522","title":"Congruences et Automorphismes des Automates Finis","display_name":"Congruences et Automorphismes des Automates Finis","publication_year":1971,"publication_date":"1971-01-01","ids":{"openalex":"https://openalex.org/W2042602991","doi":"https://doi.org/10.1007/bf00289522","mag":"2042602991"},"language":"fr","primary_location":{"id":"doi:10.1007/bf00289522","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf00289522","pdf_url":null,"source":{"id":"https://openalex.org/S84409463","display_name":"Acta Informatica","issn_l":"0001-5903","issn":["0001-5903","1432-0525"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta Informatica","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5105510505","display_name":"Dominique Perrin","orcid":"https://orcid.org/0000-0003-4036-141X"},"institutions":[{"id":"https://openalex.org/I204730241","display_name":"Universit\u00e9 Paris Cit\u00e9","ror":"https://ror.org/05f82e368","country_code":"FR","type":"education","lineage":["https://openalex.org/I204730241"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"D. Perrin","raw_affiliation_strings":["D\u00e9partment de Math\u00e9matiques, Universit\u00e9 de Paris VII, France"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"D\u00e9partment de Math\u00e9matiques, Universit\u00e9 de Paris VII, France","institution_ids":["https://openalex.org/I204730241"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070835428","display_name":"J-F. Perrot","orcid":null},"institutions":[{"id":"https://openalex.org/I204730241","display_name":"Universit\u00e9 Paris Cit\u00e9","ror":"https://ror.org/05f82e368","country_code":"FR","type":"education","lineage":["https://openalex.org/I204730241"]},{"id":"https://openalex.org/I39804081","display_name":"Sorbonne Universit\u00e9","ror":"https://ror.org/02en5vm52","country_code":"FR","type":"education","lineage":["https://openalex.org/I39804081"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"J. F. Perrot","raw_affiliation_strings":["Institut de Programmation, Universit\u00e9 de Paris VI, F-75, Paris V, France","Institut de Programmation, Universit\u00e9 de Paris VI, Paris V, France F-75#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institut de Programmation, Universit\u00e9 de Paris VI, F-75, Paris V, France","institution_ids":["https://openalex.org/I39804081","https://openalex.org/I204730241"]},{"raw_affiliation_string":"Institut de Programmation, Universit\u00e9 de Paris VI, Paris V, France F-75#TAB#","institution_ids":["https://openalex.org/I39804081","https://openalex.org/I204730241"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2390,"currency":"EUR","value_usd":2990},"apc_paid":null,"fwci":2.2452,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.88271605,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":"2","first_page":"159","last_page":"172"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11567","display_name":"semigroups and automata theory","score":0.9998999834060669,"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":0.9998999834060669,"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"}},{"id":"https://openalex.org/T11727","display_name":"Advanced Algebra and Logic","score":0.9975000023841858,"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"}},{"id":"https://openalex.org/T10126","display_name":"Logic, programming, and type systems","score":0.9610000252723694,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/congruence-relation","display_name":"Congruence relation","score":0.8795504570007324},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.734291136264801},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.5658381581306458},{"id":"https://openalex.org/keywords/automorphism","display_name":"Automorphism","score":0.4859696626663208},{"id":"https://openalex.org/keywords/group","display_name":"Group (periodic table)","score":0.47205764055252075},{"id":"https://openalex.org/keywords/inner-automorphism","display_name":"Inner automorphism","score":0.4473492503166199},{"id":"https://openalex.org/keywords/congruence","display_name":"Congruence (geometry)","score":0.43146955966949463},{"id":"https://openalex.org/keywords/monoid","display_name":"Monoid","score":0.4314522445201874},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.4228425621986389},{"id":"https://openalex.org/keywords/quotient","display_name":"Quotient","score":0.41766831278800964},{"id":"https://openalex.org/keywords/automorphism-group","display_name":"Automorphism group","score":0.3819545805454254},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.3624016046524048},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.0984182059764862}],"concepts":[{"id":"https://openalex.org/C9973445","wikidata":"https://www.wikidata.org/wiki/Q8349849","display_name":"Congruence relation","level":2,"score":0.8795504570007324},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.734291136264801},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.5658381581306458},{"id":"https://openalex.org/C118712358","wikidata":"https://www.wikidata.org/wiki/Q782566","display_name":"Automorphism","level":2,"score":0.4859696626663208},{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.47205764055252075},{"id":"https://openalex.org/C124453015","wikidata":"https://www.wikidata.org/wiki/Q1139583","display_name":"Inner automorphism","level":4,"score":0.4473492503166199},{"id":"https://openalex.org/C132074034","wikidata":"https://www.wikidata.org/wiki/Q154210","display_name":"Congruence (geometry)","level":2,"score":0.43146955966949463},{"id":"https://openalex.org/C206901836","wikidata":"https://www.wikidata.org/wiki/Q208237","display_name":"Monoid","level":2,"score":0.4314522445201874},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.4228425621986389},{"id":"https://openalex.org/C199422724","wikidata":"https://www.wikidata.org/wiki/Q41118","display_name":"Quotient","level":2,"score":0.41766831278800964},{"id":"https://openalex.org/C2988750069","wikidata":"https://www.wikidata.org/wiki/Q60790315","display_name":"Automorphism group","level":3,"score":0.3819545805454254},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.3624016046524048},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0984182059764862},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/bf00289522","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf00289522","pdf_url":null,"source":{"id":"https://openalex.org/S84409463","display_name":"Acta Informatica","issn_l":"0001-5903","issn":["0001-5903","1432-0525"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Acta Informatica","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W1581140154","https://openalex.org/W1585649433","https://openalex.org/W1966175226","https://openalex.org/W1979971526","https://openalex.org/W2035826463","https://openalex.org/W2051170661","https://openalex.org/W2058860520","https://openalex.org/W2079780766","https://openalex.org/W2087136002","https://openalex.org/W2153525410","https://openalex.org/W2478453924","https://openalex.org/W2490728539","https://openalex.org/W2603558311","https://openalex.org/W4213313967","https://openalex.org/W4233930992","https://openalex.org/W4236628706","https://openalex.org/W4240747429"],"related_works":["https://openalex.org/W77573719","https://openalex.org/W2385511935","https://openalex.org/W3134823879","https://openalex.org/W2382432157","https://openalex.org/W4391061523","https://openalex.org/W2801977597","https://openalex.org/W2382598115","https://openalex.org/W2594479762","https://openalex.org/W2254343561","https://openalex.org/W2963246490"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-06-19T15:47:20.252518","created_date":"2025-10-10T00:00:00"}