{"id":"https://openalex.org/W2072571852","doi":"https://doi.org/10.1007/bf03037025","title":"A prolog extension for handling negative knowledge","display_name":"A prolog extension for handling negative knowledge","publication_year":1983,"publication_date":"1983-03-01","ids":{"openalex":"https://openalex.org/W2072571852","doi":"https://doi.org/10.1007/bf03037025","mag":"2072571852"},"language":"en","primary_location":{"id":"doi:10.1007/bf03037025","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf03037025","pdf_url":null,"source":{"id":"https://openalex.org/S165364243","display_name":"New Generation Computing","issn_l":"0288-3635","issn":["0288-3635","1882-7055"],"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":"New Generation Computing","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/A5111984321","display_name":"Hitoshi Aida","orcid":null},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hitoshi Aida","raw_affiliation_strings":["Department of Electrical Engineering, The University of Tokyo, 3-1 Hongo 7-chome Bunkyo-ku, 113, Tokyo","Department of Electrical Engineering, The University of Tokyo, Tokyo"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, The University of Tokyo, 3-1 Hongo 7-chome Bunkyo-ku, 113, Tokyo","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Department of Electrical Engineering, The University of Tokyo, Tokyo","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109122932","display_name":"Hidehiko Tanaka","orcid":null},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hidehiko Tanaka","raw_affiliation_strings":["Department of Electrical Engineering, The University of Tokyo, 3-1 Hongo 7-chome Bunkyo-ku, 113, Tokyo","Department of Electrical Engineering, The University of Tokyo, Tokyo"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, The University of Tokyo, 3-1 Hongo 7-chome Bunkyo-ku, 113, Tokyo","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Department of Electrical Engineering, The University of Tokyo, Tokyo","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5036024219","display_name":"Tohru Moto-Oka","orcid":null},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tohru Moto-Oka","raw_affiliation_strings":["Department of Electrical Engineering, The University of Tokyo, 3-1 Hongo 7-chome Bunkyo-ku, 113, Tokyo","Department of Electrical Engineering, The University of Tokyo, Tokyo"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, The University of Tokyo, 3-1 Hongo 7-chome Bunkyo-ku, 113, Tokyo","institution_ids":["https://openalex.org/I74801974"]},{"raw_affiliation_string":"Department of Electrical Engineering, The University of Tokyo, Tokyo","institution_ids":["https://openalex.org/I74801974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I74801974"],"apc_list":{"value":3090,"currency":"USD","value_usd":3090},"apc_paid":null,"fwci":6.5437,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.96770108,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":"1","issue":"1","first_page":"87","last_page":"91"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11010","display_name":"Logic, Reasoning, and Knowledge","score":0.9983999729156494,"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":0.9983999729156494,"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/T10126","display_name":"Logic, programming, and type systems","score":0.994700014591217,"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/T10906","display_name":"AI-based Problem Solving and Planning","score":0.9944999814033508,"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/prolog","display_name":"Prolog","score":0.9591606855392456},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8380906581878662},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.7807738780975342},{"id":"https://openalex.org/keywords/programmer","display_name":"Programmer","score":0.7134630084037781},{"id":"https://openalex.org/keywords/logic-programming","display_name":"Logic programming","score":0.6874873638153076},{"id":"https://openalex.org/keywords/extension","display_name":"Extension (predicate logic)","score":0.6442508697509766},{"id":"https://openalex.org/keywords/horn-clause","display_name":"Horn clause","score":0.5572190284729004},{"id":"https://openalex.org/keywords/inheritance","display_name":"Inheritance (genetic algorithm)","score":0.45252105593681335},{"id":"https://openalex.org/keywords/logic-program","display_name":"Logic program","score":0.41628721356391907},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.33556556701660156}],"concepts":[{"id":"https://openalex.org/C81721847","wikidata":"https://www.wikidata.org/wiki/Q163468","display_name":"Prolog","level":2,"score":0.9591606855392456},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8380906581878662},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.7807738780975342},{"id":"https://openalex.org/C2778514511","wikidata":"https://www.wikidata.org/wiki/Q1374194","display_name":"Programmer","level":2,"score":0.7134630084037781},{"id":"https://openalex.org/C128838566","wikidata":"https://www.wikidata.org/wiki/Q275603","display_name":"Logic programming","level":2,"score":0.6874873638153076},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.6442508697509766},{"id":"https://openalex.org/C189790780","wikidata":"https://www.wikidata.org/wiki/Q933932","display_name":"Horn clause","level":3,"score":0.5572190284729004},{"id":"https://openalex.org/C2780902518","wikidata":"https://www.wikidata.org/wiki/Q6033780","display_name":"Inheritance (genetic algorithm)","level":3,"score":0.45252105593681335},{"id":"https://openalex.org/C2987117450","wikidata":"https://www.wikidata.org/wiki/Q275603","display_name":"Logic program","level":3,"score":0.41628721356391907},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.33556556701660156},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/bf03037025","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf03037025","pdf_url":null,"source":{"id":"https://openalex.org/S165364243","display_name":"New Generation Computing","issn_l":"0288-3635","issn":["0288-3635","1882-7055"],"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":"New Generation Computing","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities","score":0.47999998927116394}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":2,"referenced_works":["https://openalex.org/W1578088218","https://openalex.org/W1996347293"],"related_works":["https://openalex.org/W1999702466","https://openalex.org/W2388232299","https://openalex.org/W1522326949","https://openalex.org/W2111623744","https://openalex.org/W4250566046","https://openalex.org/W2252087226","https://openalex.org/W161535940","https://openalex.org/W1493824320","https://openalex.org/W2003151706","https://openalex.org/W2741053223"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}