{"id":"https://openalex.org/W2116090797","doi":"https://doi.org/10.1007/s11225-009-9188-z","title":"Quasivarieties with Definable Relative Principal Subcongruences","display_name":"Quasivarieties with Definable Relative Principal Subcongruences","publication_year":2009,"publication_date":"2009-05-27","ids":{"openalex":"https://openalex.org/W2116090797","doi":"https://doi.org/10.1007/s11225-009-9188-z","mag":"2116090797"},"language":"en","primary_location":{"id":"doi:10.1007/s11225-009-9188-z","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11225-009-9188-z","pdf_url":null,"source":{"id":"https://openalex.org/S30880287","display_name":"Studia Logica","issn_l":"0039-3215","issn":["0039-3215","1572-8730"],"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":"Studia Logica","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/A5064267281","display_name":"A. M. Nurakunov","orcid":"https://orcid.org/0000-0002-3363-9674"},"institutions":[{"id":"https://openalex.org/I4210120266","display_name":"Czech Academy of Sciences, Institute of Mathematics","ror":"https://ror.org/02tv1yf50","country_code":"CZ","type":"facility","lineage":["https://openalex.org/I202391551","https://openalex.org/I4210120266"]}],"countries":["CZ"],"is_corresponding":true,"raw_author_name":"A. M. Nurakunov","raw_affiliation_strings":["Institute of Mathematics, National Academy of Science, Bishkek, Kyrghyz Republic","National Academy of Science"],"affiliations":[{"raw_affiliation_string":"Institute of Mathematics, National Academy of Science, Bishkek, Kyrghyz Republic","institution_ids":["https://openalex.org/I4210120266"]},{"raw_affiliation_string":"National Academy of Science","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5075820635","display_name":"Micha\u0142 M. Stronkowski","orcid":"https://orcid.org/0000-0001-6438-6262"},"institutions":[{"id":"https://openalex.org/I21250087","display_name":"Charles University","ror":"https://ror.org/024d6js02","country_code":"CZ","type":"education","lineage":["https://openalex.org/I21250087"]},{"id":"https://openalex.org/I108403487","display_name":"Warsaw University of Technology","ror":"https://ror.org/00y0xnp53","country_code":"PL","type":"education","lineage":["https://openalex.org/I108403487"]}],"countries":["CZ","PL"],"is_corresponding":false,"raw_author_name":"M. M. Stronkowski","raw_affiliation_strings":["Eduard \u010cech Center, Charles University, Prague, Czech Republic","Faculty of Mathematics and Information Sciences, Warsaw University of Technology, Warsaw, Poland","Charles University","Warsaw University of Technology"],"affiliations":[{"raw_affiliation_string":"Eduard \u010cech Center, Charles University, Prague, Czech Republic","institution_ids":["https://openalex.org/I21250087"]},{"raw_affiliation_string":"Faculty of Mathematics and Information Sciences, Warsaw University of Technology, Warsaw, Poland","institution_ids":["https://openalex.org/I108403487"]},{"raw_affiliation_string":"Charles University","institution_ids":["https://openalex.org/I21250087"]},{"raw_affiliation_string":"Warsaw University of Technology","institution_ids":["https://openalex.org/I108403487"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5064267281"],"corresponding_institution_ids":["https://openalex.org/I4210120266"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.15953353,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"92","issue":"1","first_page":"109","last_page":"120"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11727","display_name":"Advanced Algebra and Logic","score":1.0,"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/T11727","display_name":"Advanced Algebra and Logic","score":1.0,"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/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9968000054359436,"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"}},{"id":"https://openalex.org/T11671","display_name":"Fuzzy and Soft Set Theory","score":0.9954000115394592,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/distributive-property","display_name":"Distributive property","score":0.7754582166671753},{"id":"https://openalex.org/keywords/congruence","display_name":"Congruence (geometry)","score":0.7500960826873779},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.7433869242668152},{"id":"https://openalex.org/keywords/principal","display_name":"Principal (computer security)","score":0.6551353931427002},{"id":"https://openalex.org/keywords/congruence-relation","display_name":"Congruence relation","score":0.6417394876480103},{"id":"https://openalex.org/keywords/generalization","display_name":"Generalization","score":0.5623628497123718},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.5527575612068176},{"id":"https://openalex.org/keywords/basis","display_name":"Basis (linear algebra)","score":0.47372642159461975},{"id":"https://openalex.org/keywords/equivalence","display_name":"Equivalence (formal languages)","score":0.4372318387031555},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.4154254198074341},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.38029563426971436},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.3409472703933716},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.10405811667442322},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.04843413829803467}],"concepts":[{"id":"https://openalex.org/C11821877","wikidata":"https://www.wikidata.org/wiki/Q187959","display_name":"Distributive property","level":2,"score":0.7754582166671753},{"id":"https://openalex.org/C132074034","wikidata":"https://www.wikidata.org/wiki/Q154210","display_name":"Congruence (geometry)","level":2,"score":0.7500960826873779},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.7433869242668152},{"id":"https://openalex.org/C144559511","wikidata":"https://www.wikidata.org/wiki/Q2986279","display_name":"Principal (computer security)","level":2,"score":0.6551353931427002},{"id":"https://openalex.org/C9973445","wikidata":"https://www.wikidata.org/wiki/Q8349849","display_name":"Congruence relation","level":2,"score":0.6417394876480103},{"id":"https://openalex.org/C177148314","wikidata":"https://www.wikidata.org/wiki/Q170084","display_name":"Generalization","level":2,"score":0.5623628497123718},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.5527575612068176},{"id":"https://openalex.org/C12426560","wikidata":"https://www.wikidata.org/wiki/Q189569","display_name":"Basis (linear algebra)","level":2,"score":0.47372642159461975},{"id":"https://openalex.org/C2780069185","wikidata":"https://www.wikidata.org/wiki/Q7977945","display_name":"Equivalence (formal languages)","level":2,"score":0.4372318387031555},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.4154254198074341},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.38029563426971436},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3409472703933716},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.10405811667442322},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.04843413829803467},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","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/s11225-009-9188-z","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11225-009-9188-z","pdf_url":null,"source":{"id":"https://openalex.org/S30880287","display_name":"Studia Logica","issn_l":"0039-3215","issn":["0039-3215","1572-8730"],"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":"Studia Logica","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":20,"referenced_works":["https://openalex.org/W192510524","https://openalex.org/W203307840","https://openalex.org/W591139221","https://openalex.org/W1039618327","https://openalex.org/W1493313128","https://openalex.org/W1980240731","https://openalex.org/W2023648368","https://openalex.org/W2047269898","https://openalex.org/W2049482213","https://openalex.org/W2051838285","https://openalex.org/W2054891104","https://openalex.org/W2084803705","https://openalex.org/W2093017841","https://openalex.org/W2099602798","https://openalex.org/W2128124354","https://openalex.org/W2319032587","https://openalex.org/W2334440073","https://openalex.org/W2594244112","https://openalex.org/W4249714686","https://openalex.org/W4293176479"],"related_works":["https://openalex.org/W77573719","https://openalex.org/W2385511935","https://openalex.org/W3007066267","https://openalex.org/W3134823879","https://openalex.org/W2382432157","https://openalex.org/W2944618814","https://openalex.org/W4391061523","https://openalex.org/W2801977597","https://openalex.org/W2382598115","https://openalex.org/W2594479762"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
