{"id":"https://openalex.org/W2094276247","doi":"https://doi.org/10.1007/bf00881949","title":"An improved refutation system for intuitionistic predicate logic","display_name":"An improved refutation system for intuitionistic predicate logic","publication_year":1994,"publication_date":"1994-01-01","ids":{"openalex":"https://openalex.org/W2094276247","doi":"https://doi.org/10.1007/bf00881949","mag":"2094276247"},"language":"en","primary_location":{"id":"doi:10.1007/bf00881949","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf00881949","pdf_url":null,"source":{"id":"https://openalex.org/S99781599","display_name":"Journal of Automated Reasoning","issn_l":"0168-7433","issn":["0168-7433","1573-0670"],"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":"Journal of Automated Reasoning","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/A5109012258","display_name":"Pierangelo Miglioli","orcid":null},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Pierangelo Miglioli","raw_affiliation_strings":["Information Science Department, University of Milan, Via Comelico 39, 20135, Milan, Italy","Information Science Department, University of Milan, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information Science Department, University of Milan, Via Comelico 39, 20135, Milan, Italy","institution_ids":["https://openalex.org/I189158943"]},{"raw_affiliation_string":"Information Science Department, University of Milan, Milan, Italy","institution_ids":["https://openalex.org/I189158943"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5070995794","display_name":"Ugo Moscato","orcid":"https://orcid.org/0000-0002-2326-7096"},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Ugo Moscato","raw_affiliation_strings":["Information Science Department, University of Milan, Via Comelico 39, 20135, Milan, Italy","Information Science Department, University of Milan, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information Science Department, University of Milan, Via Comelico 39, 20135, Milan, Italy","institution_ids":["https://openalex.org/I189158943"]},{"raw_affiliation_string":"Information Science Department, University of Milan, Milan, Italy","institution_ids":["https://openalex.org/I189158943"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5056525216","display_name":"Mario Ornaghi","orcid":null},"institutions":[{"id":"https://openalex.org/I189158943","display_name":"University of Milan","ror":"https://ror.org/00wjc7c48","country_code":"IT","type":"education","lineage":["https://openalex.org/I189158943"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Mario Ornaghi","raw_affiliation_strings":["Information Science Department, University of Milan, Via Comelico 39, 20135, Milan, Italy","Information Science Department, University of Milan, Milan, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Information Science Department, University of Milan, Via Comelico 39, 20135, Milan, Italy","institution_ids":["https://openalex.org/I189158943"]},{"raw_affiliation_string":"Information Science Department, University of Milan, Milan, Italy","institution_ids":["https://openalex.org/I189158943"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":5.6531,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.96011025,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"13","issue":"3","first_page":"361","last_page":"373"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9987999796867371,"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"}},"topics":[{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9987999796867371,"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/T10215","display_name":"Semantic Web and Ontologies","score":0.9973999857902527,"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/T10317","display_name":"Advanced Database Systems and Queries","score":0.9941999912261963,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/intuitionistic-logic","display_name":"Intuitionistic logic","score":0.7799575328826904},{"id":"https://openalex.org/keywords/kripke-semantics","display_name":"Kripke semantics","score":0.5869548320770264},{"id":"https://openalex.org/keywords/predicate-logic","display_name":"Predicate logic","score":0.5517933368682861},{"id":"https://openalex.org/keywords/calculus","display_name":"Calculus (dental)","score":0.5465930104255676},{"id":"https://openalex.org/keywords/intermediate-logic","display_name":"Intermediate logic","score":0.539222776889801},{"id":"https://openalex.org/keywords/mathematical-proof","display_name":"Mathematical proof","score":0.5124240517616272},{"id":"https://openalex.org/keywords/predicate","display_name":"Predicate (mathematical logic)","score":0.484108567237854},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.45843347907066345},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.44154390692710876},{"id":"https://openalex.org/keywords/natural-deduction","display_name":"Natural deduction","score":0.4369502663612366},{"id":"https://openalex.org/keywords/higher-order-logic","display_name":"Higher-order logic","score":0.4262315630912781},{"id":"https://openalex.org/keywords/predicate-variable","display_name":"Predicate variable","score":0.42283347249031067},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.42040345072746277},{"id":"https://openalex.org/keywords/predicate-functor-logic","display_name":"Predicate functor logic","score":0.41004621982574463},{"id":"https://openalex.org/keywords/zeroth-order-logic","display_name":"Zeroth-order logic","score":0.3819343149662018},{"id":"https://openalex.org/keywords/algebra-over-a-field","display_name":"Algebra over a field","score":0.36004000902175903},{"id":"https://openalex.org/keywords/propositional-calculus","display_name":"Propositional calculus","score":0.3257494568824768},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.32567426562309265},{"id":"https://openalex.org/keywords/multimodal-logic","display_name":"Multimodal logic","score":0.21060043573379517},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.15615075826644897},{"id":"https://openalex.org/keywords/description-logic","display_name":"Description logic","score":0.14976534247398376},{"id":"https://openalex.org/keywords/autoepistemic-logic","display_name":"Autoepistemic logic","score":0.1385086476802826}],"concepts":[{"id":"https://openalex.org/C178421362","wikidata":"https://www.wikidata.org/wiki/Q176786","display_name":"Intuitionistic logic","level":3,"score":0.7799575328826904},{"id":"https://openalex.org/C160131679","wikidata":"https://www.wikidata.org/wiki/Q2462350","display_name":"Kripke semantics","level":4,"score":0.5869548320770264},{"id":"https://openalex.org/C19689857","wikidata":"https://www.wikidata.org/wiki/Q4055684","display_name":"Predicate logic","level":3,"score":0.5517933368682861},{"id":"https://openalex.org/C2777686260","wikidata":"https://www.wikidata.org/wiki/Q144037","display_name":"Calculus (dental)","level":2,"score":0.5465930104255676},{"id":"https://openalex.org/C33203268","wikidata":"https://www.wikidata.org/wiki/Q5361594","display_name":"Intermediate logic","level":3,"score":0.539222776889801},{"id":"https://openalex.org/C108710211","wikidata":"https://www.wikidata.org/wiki/Q11538","display_name":"Mathematical proof","level":2,"score":0.5124240517616272},{"id":"https://openalex.org/C140146324","wikidata":"https://www.wikidata.org/wiki/Q1144319","display_name":"Predicate (mathematical logic)","level":2,"score":0.484108567237854},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.45843347907066345},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.44154390692710876},{"id":"https://openalex.org/C62073222","wikidata":"https://www.wikidata.org/wiki/Q1572108","display_name":"Natural deduction","level":2,"score":0.4369502663612366},{"id":"https://openalex.org/C169896238","wikidata":"https://www.wikidata.org/wiki/Q1644136","display_name":"Higher-order logic","level":3,"score":0.4262315630912781},{"id":"https://openalex.org/C73314972","wikidata":"https://www.wikidata.org/wiki/Q10531432","display_name":"Predicate variable","level":5,"score":0.42283347249031067},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.42040345072746277},{"id":"https://openalex.org/C2039508","wikidata":"https://www.wikidata.org/wiki/Q7239631","display_name":"Predicate functor logic","level":5,"score":0.41004621982574463},{"id":"https://openalex.org/C110039528","wikidata":"https://www.wikidata.org/wiki/Q8069651","display_name":"Zeroth-order logic","level":4,"score":0.3819343149662018},{"id":"https://openalex.org/C136119220","wikidata":"https://www.wikidata.org/wiki/Q1000660","display_name":"Algebra over a field","level":2,"score":0.36004000902175903},{"id":"https://openalex.org/C69562738","wikidata":"https://www.wikidata.org/wiki/Q200694","display_name":"Propositional calculus","level":2,"score":0.3257494568824768},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.32567426562309265},{"id":"https://openalex.org/C203659156","wikidata":"https://www.wikidata.org/wiki/Q6934805","display_name":"Multimodal logic","level":3,"score":0.21060043573379517},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.15615075826644897},{"id":"https://openalex.org/C102993220","wikidata":"https://www.wikidata.org/wiki/Q387196","display_name":"Description logic","level":2,"score":0.14976534247398376},{"id":"https://openalex.org/C3845977","wikidata":"https://www.wikidata.org/wiki/Q4826262","display_name":"Autoepistemic logic","level":4,"score":0.1385086476802826},{"id":"https://openalex.org/C199343813","wikidata":"https://www.wikidata.org/wiki/Q12128","display_name":"Dentistry","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},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/bf00881949","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf00881949","pdf_url":null,"source":{"id":"https://openalex.org/S99781599","display_name":"Journal of Automated Reasoning","issn_l":"0168-7433","issn":["0168-7433","1573-0670"],"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":"Journal of Automated Reasoning","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":8,"referenced_works":["https://openalex.org/W54230469","https://openalex.org/W1508227203","https://openalex.org/W1564327923","https://openalex.org/W1605082355","https://openalex.org/W1699512023","https://openalex.org/W2131739376","https://openalex.org/W2243154890","https://openalex.org/W4213130966"],"related_works":["https://openalex.org/W4389618767","https://openalex.org/W1518138802","https://openalex.org/W583230344","https://openalex.org/W1505395785","https://openalex.org/W2092604862","https://openalex.org/W1970041290","https://openalex.org/W3184427385","https://openalex.org/W2071436802","https://openalex.org/W1652051049","https://openalex.org/W1522769018"],"abstract_inverted_index":null,"counts_by_year":[{"year":2012,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}
