{"id":"https://openalex.org/W2050307662","doi":"https://doi.org/10.1016/j.jlap.2009.10.001","title":"Axiomatizing the equational theory of regular tree languages","display_name":"Axiomatizing the equational theory of regular tree languages","publication_year":2009,"publication_date":"2009-10-27","ids":{"openalex":"https://openalex.org/W2050307662","doi":"https://doi.org/10.1016/j.jlap.2009.10.001","mag":"2050307662"},"language":"en","primary_location":{"id":"doi:10.1016/j.jlap.2009.10.001","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.jlap.2009.10.001","pdf_url":"https://www.sciencedirect.com/science/article/pii/S1567832609000915/pdf","source":{"id":"https://openalex.org/S70478294","display_name":"The Journal of Logic and Algebraic Programming","issn_l":"1567-8326","issn":["1567-8326","1873-5940"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Logic and Algebraic Programming","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://www.sciencedirect.com/science/article/pii/S1567832609000915/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5017293831","display_name":"Zolt\u00e1n \u00c9sik","orcid":null},"institutions":[{"id":"https://openalex.org/I227486990","display_name":"University of Szeged","ror":"https://ror.org/01pnej532","country_code":"HU","type":"education","lineage":["https://openalex.org/I227486990"]}],"countries":["HU"],"is_corresponding":true,"raw_author_name":"Z. \u00c9sik","raw_affiliation_strings":["Department of Computer Science, University of Szeged, Hungary","Department of Computer Science, J\u00f3zsef Attila University, Hungary"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Szeged, Hungary","institution_ids":["https://openalex.org/I227486990"]},{"raw_affiliation_string":"Department of Computer Science, J\u00f3zsef Attila University, Hungary","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5017293831"],"corresponding_institution_ids":["https://openalex.org/I227486990"],"apc_list":null,"apc_paid":null,"fwci":1.2857,"has_fulltext":true,"cited_by_count":15,"citation_normalized_percentile":{"value":0.80070824,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"79","issue":"2","first_page":"189","last_page":"213"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11567","display_name":"semigroups and automata theory","score":0.9993000030517578,"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":0.9993000030517578,"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/T10142","display_name":"Formal Methods in Verification","score":0.9958999752998352,"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":0.9929999709129333,"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/equational-logic","display_name":"Equational logic","score":0.6567939519882202},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.6035572290420532},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5859389901161194},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.5262410044670105},{"id":"https://openalex.org/keywords/regular-language","display_name":"Regular language","score":0.502903163433075},{"id":"https://openalex.org/keywords/formal-language","display_name":"Formal language","score":0.48762932419776917},{"id":"https://openalex.org/keywords/set","display_name":"Set (abstract data type)","score":0.4572843909263611},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.40141624212265015},{"id":"https://openalex.org/keywords/algebra-over-a-field","display_name":"Algebra over a field","score":0.3817288279533386},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3389343023300171},{"id":"https://openalex.org/keywords/rewriting","display_name":"Rewriting","score":0.27857255935668945},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.21288299560546875},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.20351642370224},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.19454634189605713},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.14214277267456055},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.13741156458854675},{"id":"https://openalex.org/keywords/automaton","display_name":"Automaton","score":0.08860009908676147},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.06081882119178772}],"concepts":[{"id":"https://openalex.org/C154564781","wikidata":"https://www.wikidata.org/wiki/Q5384236","display_name":"Equational logic","level":3,"score":0.6567939519882202},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.6035572290420532},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5859389901161194},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.5262410044670105},{"id":"https://openalex.org/C52370388","wikidata":"https://www.wikidata.org/wiki/Q752532","display_name":"Regular language","level":3,"score":0.502903163433075},{"id":"https://openalex.org/C146072743","wikidata":"https://www.wikidata.org/wiki/Q192161","display_name":"Formal language","level":2,"score":0.48762932419776917},{"id":"https://openalex.org/C177264268","wikidata":"https://www.wikidata.org/wiki/Q1514741","display_name":"Set (abstract data type)","level":2,"score":0.4572843909263611},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.40141624212265015},{"id":"https://openalex.org/C136119220","wikidata":"https://www.wikidata.org/wiki/Q1000660","display_name":"Algebra over a field","level":2,"score":0.3817288279533386},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3389343023300171},{"id":"https://openalex.org/C154690210","wikidata":"https://www.wikidata.org/wiki/Q1668499","display_name":"Rewriting","level":2,"score":0.27857255935668945},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.21288299560546875},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.20351642370224},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.19454634189605713},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.14214277267456055},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.13741156458854675},{"id":"https://openalex.org/C112505250","wikidata":"https://www.wikidata.org/wiki/Q787116","display_name":"Automaton","level":2,"score":0.08860009908676147},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.06081882119178772}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.jlap.2009.10.001","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.jlap.2009.10.001","pdf_url":"https://www.sciencedirect.com/science/article/pii/S1567832609000915/pdf","source":{"id":"https://openalex.org/S70478294","display_name":"The Journal of Logic and Algebraic Programming","issn_l":"1567-8326","issn":["1567-8326","1873-5940"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Logic and Algebraic Programming","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1016/j.jlap.2009.10.001","is_oa":true,"landing_page_url":"https://doi.org/10.1016/j.jlap.2009.10.001","pdf_url":"https://www.sciencedirect.com/science/article/pii/S1567832609000915/pdf","source":{"id":"https://openalex.org/S70478294","display_name":"The Journal of Logic and Algebraic Programming","issn_l":"1567-8326","issn":["1567-8326","1873-5940"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Logic and Algebraic Programming","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.5799999833106995,"display_name":"Quality Education"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321994","display_name":"Hungarian Scientific Research Fund","ror":"https://ror.org/00v349e63"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2050307662.pdf","grobid_xml":"https://content.openalex.org/works/W2050307662.grobid-xml"},"referenced_works_count":64,"referenced_works":["https://openalex.org/W62591771","https://openalex.org/W78281073","https://openalex.org/W114066361","https://openalex.org/W137476671","https://openalex.org/W163873943","https://openalex.org/W1481365453","https://openalex.org/W1482768571","https://openalex.org/W1515534319","https://openalex.org/W1546048935","https://openalex.org/W1550164500","https://openalex.org/W1560050980","https://openalex.org/W1564574237","https://openalex.org/W1570949334","https://openalex.org/W1572677512","https://openalex.org/W1584587517","https://openalex.org/W1589263972","https://openalex.org/W1593799327","https://openalex.org/W1594991224","https://openalex.org/W1600140231","https://openalex.org/W1608823033","https://openalex.org/W1748927325","https://openalex.org/W1772686893","https://openalex.org/W1879697109","https://openalex.org/W1971672075","https://openalex.org/W1972464717","https://openalex.org/W1973446781","https://openalex.org/W1973730262","https://openalex.org/W1983419844","https://openalex.org/W1988683807","https://openalex.org/W1998189680","https://openalex.org/W2000145655","https://openalex.org/W2008967744","https://openalex.org/W2015640848","https://openalex.org/W2023227558","https://openalex.org/W2026410426","https://openalex.org/W2035020702","https://openalex.org/W2043871010","https://openalex.org/W2049935716","https://openalex.org/W2056520272","https://openalex.org/W2061786858","https://openalex.org/W2075548256","https://openalex.org/W2079697982","https://openalex.org/W2091780332","https://openalex.org/W2125585193","https://openalex.org/W2135142920","https://openalex.org/W2149366752","https://openalex.org/W2163152086","https://openalex.org/W2401696820","https://openalex.org/W2610899059","https://openalex.org/W2911295106","https://openalex.org/W2951818326","https://openalex.org/W4212777788","https://openalex.org/W4212873186","https://openalex.org/W4214836455","https://openalex.org/W4238533884","https://openalex.org/W4251097190","https://openalex.org/W4256280462","https://openalex.org/W4285719527","https://openalex.org/W4299319708","https://openalex.org/W4299651338","https://openalex.org/W6602627758","https://openalex.org/W6606608387","https://openalex.org/W6633774027","https://openalex.org/W6679958448"],"related_works":["https://openalex.org/W2052869910","https://openalex.org/W2954144948","https://openalex.org/W2953359579","https://openalex.org/W84880479","https://openalex.org/W2950141706","https://openalex.org/W2950955235","https://openalex.org/W3049285863","https://openalex.org/W2161537980","https://openalex.org/W2062836726","https://openalex.org/W3141244679"],"abstract_inverted_index":null,"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":2}],"updated_date":"2026-08-01T09:00:35.917206","created_date":"2025-10-10T00:00:00"}