{"id":"https://openalex.org/W2000727147","doi":"https://doi.org/10.1007/bf01170927","title":"Compactness notions in fuzzy neighborhood spaces","display_name":"Compactness notions in fuzzy neighborhood spaces","publication_year":1982,"publication_date":"1982-10-01","ids":{"openalex":"https://openalex.org/W2000727147","doi":"https://doi.org/10.1007/bf01170927","mag":"2000727147"},"language":"en","primary_location":{"id":"doi:10.1007/bf01170927","doi":"https://doi.org/10.1007/bf01170927","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf01170927","pdf_url":null,"source":{"id":"https://openalex.org/S40116370","display_name":"manuscripta mathematica","issn_l":"0025-2611","issn":["0025-2611","1432-1785"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-100","russia-white-list-2"],"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":"Manuscripta Mathematica","raw_type":"journal-article"},"volume":null,"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/A5067490119","display_name":"R. L\u00f6wen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I13469542","display_name":"Vrije Universiteit Brussel","ror":"https://ror.org/006e5kg04","country_code":"BE","type":"education","lineage":["https://openalex.org/I13469542"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"Robert Lowen","raw_affiliation_strings":["Department of Mathematics, Vrije Universiteit Brussel, Pleinlaan 2, B-1050, Brussel, Belgium","Department of Mathematics , Vrije Universiteit Brussel , Brussel, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Vrije Universiteit Brussel, Pleinlaan 2, B-1050, Brussel, Belgium","institution_ids":["https://openalex.org/I13469542"]},{"raw_affiliation_string":"Department of Mathematics , Vrije Universiteit Brussel , Brussel, Belgium","institution_ids":["https://openalex.org/I13469542"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5067490119"],"corresponding_institution_ids":["https://openalex.org/I13469542"],"apc_list":{"value":3090,"currency":"USD","value_usd":3090},"apc_paid":null,"fwci":3.5091,"has_fulltext":false,"cited_by_count":32,"citation_normalized_percentile":{"value":0.91940881,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":"38","issue":"3","first_page":"265","last_page":"287"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11671","display_name":"Fuzzy and Soft Set Theory","score":0.8852999806404114,"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"}},"topics":[{"id":"https://openalex.org/T11671","display_name":"Fuzzy and Soft Set Theory","score":0.8852999806404114,"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"}},{"id":"https://openalex.org/T11727","display_name":"Advanced Algebra and Logic","score":0.06040000170469284,"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/T11151","display_name":"Advanced Topology and Set Theory","score":0.02500000037252903,"subfield":{"id":"https://openalex.org/subfields/2608","display_name":"Geometry and Topology"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/compactness","display_name":"compactness","score":0.9580000042915344},{"id":"https://openalex.org/keywords/strong-compactness","display_name":"strong compactness","score":0.9959999918937683},{"id":"https://openalex.org/keywords/counterexample","display_name":"counterexample","score":0.9639999866485596}],"concepts":[{"id":"https://openalex.org/C18648836","wikidata":"https://www.wikidata.org/wiki/Q381892","display_name":"Compact space","level":2,"score":0.9795231819152832},{"id":"https://openalex.org/C162838799","wikidata":"https://www.wikidata.org/wiki/Q596077","display_name":"Counterexample","level":2,"score":0.755259096622467},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.7053309082984924},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.49303147196769714},{"id":"https://openalex.org/C58166","wikidata":"https://www.wikidata.org/wiki/Q224821","display_name":"Fuzzy logic","level":2,"score":0.4835350513458252},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.4807872176170349},{"id":"https://openalex.org/C169654258","wikidata":"https://www.wikidata.org/wiki/Q12479","display_name":"Number theory","level":2,"score":0.4144229292869568},{"id":"https://openalex.org/C136119220","wikidata":"https://www.wikidata.org/wiki/Q1000660","display_name":"Algebra over a field","level":2,"score":0.4132426679134369},{"id":"https://openalex.org/C42011625","wikidata":"https://www.wikidata.org/wiki/Q1055058","display_name":"Fuzzy set","level":3,"score":0.41210174560546875},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3632669448852539},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.15344545245170593},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09288892149925232}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/bf01170927","doi":"https://doi.org/10.1007/bf01170927","is_oa":false,"landing_page_url":"https://doi.org/10.1007/bf01170927","pdf_url":null,"source":{"id":"https://openalex.org/S40116370","display_name":"manuscripta mathematica","issn_l":"0025-2611","issn":["0025-2611","1432-1785"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-100","russia-white-list-2"],"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":"Manuscripta Mathematica","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"display_name":"Sustainable cities and communities","id":"https://metadata.un.org/sdg/11","score":0.47999998927116394}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W418099083","https://openalex.org/W1990351279","https://openalex.org/W2002541167","https://openalex.org/W2019188626","https://openalex.org/W2025084982","https://openalex.org/W2034075953","https://openalex.org/W2036104856","https://openalex.org/W2054110505","https://openalex.org/W2066882491","https://openalex.org/W2075324717","https://openalex.org/W4211007335","https://openalex.org/W4248023141"],"related_works":["https://openalex.org/W2019188626","https://openalex.org/W2094112748","https://openalex.org/W2921883129","https://openalex.org/W54053932","https://openalex.org/W1967228217","https://openalex.org/W2351159923","https://openalex.org/W4395482058","https://openalex.org/W2030371531","https://openalex.org/W2388210529","https://openalex.org/W3162445283"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2016-06-24T00:00:00"}