{"id":"https://openalex.org/W1992651849","doi":"https://doi.org/10.1016/s0165-0114(01)00005-7","title":"Nilpotent t-norm-based sum of fuzzy intervals","display_name":"Nilpotent t-norm-based sum of fuzzy intervals","publication_year":2001,"publication_date":"2001-10-01","ids":{"openalex":"https://openalex.org/W1992651849","doi":"https://doi.org/10.1016/s0165-0114(01)00005-7","mag":"1992651849"},"language":"en","primary_location":{"id":"doi:10.1016/s0165-0114(01)00005-7","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0165-0114(01)00005-7","pdf_url":null,"source":{"id":"https://openalex.org/S169411308","display_name":"Fuzzy Sets and Systems","issn_l":"0165-0114","issn":["0165-0114","1872-6801"],"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":"Fuzzy Sets and Systems","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/A5111629569","display_name":"Seok Yoon Hwang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210129133","display_name":"Taegu Science University","ror":"https://ror.org/036rtm992","country_code":"KR","type":"education","lineage":["https://openalex.org/I4210129133"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Seok Yoon Hwang","raw_affiliation_strings":["Department of Mathematics, Taegu University, Kyungbuk 712-714, South Korea"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Taegu University, Kyungbuk 712-714, South Korea","institution_ids":["https://openalex.org/I4210129133"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055730274","display_name":"Hyo Sam Lee","orcid":null},"institutions":[{"id":"https://openalex.org/I4210129133","display_name":"Taegu Science University","ror":"https://ror.org/036rtm992","country_code":"KR","type":"education","lineage":["https://openalex.org/I4210129133"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Hyo Sam Lee","raw_affiliation_strings":["Department of Mathematics, Taegu University, Kyungbuk 712-714, South Korea"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Taegu University, Kyungbuk 712-714, South Korea","institution_ids":["https://openalex.org/I4210129133"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5055730274"],"corresponding_institution_ids":["https://openalex.org/I4210129133"],"apc_list":{"value":2600,"currency":"USD","value_usd":2600},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.11908575,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"123","issue":"1","first_page":"73","last_page":"80"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12135","display_name":"Fuzzy Systems and Optimization","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12135","display_name":"Fuzzy Systems and Optimization","score":0.9987000226974487,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10820","display_name":"Fuzzy Logic and Control Systems","score":0.9983000159263611,"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/T10050","display_name":"Multi-Criteria Decision Making","score":0.9894000291824341,"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/mathematics","display_name":"Mathematics","score":0.8858243227005005},{"id":"https://openalex.org/keywords/nilpotent","display_name":"Nilpotent","score":0.7110666036605835},{"id":"https://openalex.org/keywords/norm","display_name":"Norm (philosophy)","score":0.6718926429748535},{"id":"https://openalex.org/keywords/t-norm","display_name":"T-norm","score":0.6552720069885254},{"id":"https://openalex.org/keywords/fuzzy-logic","display_name":"Fuzzy logic","score":0.559104323387146},{"id":"https://openalex.org/keywords/markov-chain","display_name":"Markov chain","score":0.5528582334518433},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.44915950298309326},{"id":"https://openalex.org/keywords/fuzzy-number","display_name":"Fuzzy number","score":0.39364245533943176},{"id":"https://openalex.org/keywords/fuzzy-set","display_name":"Fuzzy set","score":0.3867924213409424},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.38517048954963684},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.377841055393219},{"id":"https://openalex.org/keywords/pure-mathematics","display_name":"Pure mathematics","score":0.3404543697834015},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.1184922456741333},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.061571717262268066}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8858243227005005},{"id":"https://openalex.org/C50555996","wikidata":"https://www.wikidata.org/wiki/Q840023","display_name":"Nilpotent","level":2,"score":0.7110666036605835},{"id":"https://openalex.org/C191795146","wikidata":"https://www.wikidata.org/wiki/Q3878446","display_name":"Norm (philosophy)","level":2,"score":0.6718926429748535},{"id":"https://openalex.org/C2721081","wikidata":"https://www.wikidata.org/wiki/Q2383161","display_name":"T-norm","level":5,"score":0.6552720069885254},{"id":"https://openalex.org/C58166","wikidata":"https://www.wikidata.org/wiki/Q224821","display_name":"Fuzzy logic","level":2,"score":0.559104323387146},{"id":"https://openalex.org/C98763669","wikidata":"https://www.wikidata.org/wiki/Q176645","display_name":"Markov chain","level":2,"score":0.5528582334518433},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.44915950298309326},{"id":"https://openalex.org/C1883856","wikidata":"https://www.wikidata.org/wiki/Q3407463","display_name":"Fuzzy number","level":4,"score":0.39364245533943176},{"id":"https://openalex.org/C42011625","wikidata":"https://www.wikidata.org/wiki/Q1055058","display_name":"Fuzzy set","level":3,"score":0.3867924213409424},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.38517048954963684},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.377841055393219},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.3404543697834015},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.1184922456741333},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.061571717262268066},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0165-0114(01)00005-7","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0165-0114(01)00005-7","pdf_url":null,"source":{"id":"https://openalex.org/S169411308","display_name":"Fuzzy Sets and Systems","issn_l":"0165-0114","issn":["0165-0114","1872-6801"],"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":"Fuzzy Sets and Systems","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4399999976158142,"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321343","display_name":"Daegu University","ror":"https://ror.org/01zqccq48"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1972158620","https://openalex.org/W1979756370","https://openalex.org/W1987146790","https://openalex.org/W1994097107","https://openalex.org/W1995655600","https://openalex.org/W2000091648","https://openalex.org/W2004908442","https://openalex.org/W2018103735","https://openalex.org/W2056858413","https://openalex.org/W2078539333","https://openalex.org/W2091057482","https://openalex.org/W4312837445"],"related_works":["https://openalex.org/W1486684451","https://openalex.org/W4361273540","https://openalex.org/W4312091993","https://openalex.org/W2099285375","https://openalex.org/W2801459815","https://openalex.org/W4361984403","https://openalex.org/W4317826560","https://openalex.org/W4311349482","https://openalex.org/W2052448901","https://openalex.org/W2154929490"],"abstract_inverted_index":null,"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
