{"id":"https://openalex.org/W2122362506","doi":"https://doi.org/10.1007/3-540-16761-7_87","title":"An improved algorithm for transitive closure on acyclic digraphs","display_name":"An improved algorithm for transitive closure on acyclic digraphs","publication_year":1986,"publication_date":"1986-01-01","ids":{"openalex":"https://openalex.org/W2122362506","doi":"https://doi.org/10.1007/3-540-16761-7_87","mag":"2122362506"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-16761-7_87","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-16761-7_87","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"book-chapter","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/A5112814871","display_name":"Klaus Simon","orcid":null},"institutions":[{"id":"https://openalex.org/I91712215","display_name":"Saarland University","ror":"https://ror.org/01jdpyv68","country_code":"DE","type":"education","lineage":["https://openalex.org/I91712215"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Klaus Simon","raw_affiliation_strings":["Fachbereich 10, Angewandte Mathematik und Informatik, Universit\u00e4t des Saarlandes, 6600, Saarbr\u00fccken, West Germany","UniVersit\u00e4t des Saarlandes"],"affiliations":[{"raw_affiliation_string":"Fachbereich 10, Angewandte Mathematik und Informatik, Universit\u00e4t des Saarlandes, 6600, Saarbr\u00fccken, West Germany","institution_ids":["https://openalex.org/I91712215"]},{"raw_affiliation_string":"UniVersit\u00e4t des Saarlandes","institution_ids":["https://openalex.org/I91712215"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5112814871"],"corresponding_institution_ids":["https://openalex.org/I91712215"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":2.3167,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.86321094,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"376","last_page":"386"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.9902999997138977,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11797","display_name":"graph theory and CDMA systems","score":0.9902999997138977,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11522","display_name":"VLSI and FPGA Design Techniques","score":0.9871000051498413,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12176","display_name":"Optimization and Packing Problems","score":0.9775000214576721,"subfield":{"id":"https://openalex.org/subfields/2209","display_name":"Industrial and Manufacturing Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/transitive-closure","display_name":"Transitive closure","score":0.9284080266952515},{"id":"https://openalex.org/keywords/closure","display_name":"Closure (psychology)","score":0.7375447154045105},{"id":"https://openalex.org/keywords/transitive-relation","display_name":"Transitive relation","score":0.6634196043014526},{"id":"https://openalex.org/keywords/transitive-reduction","display_name":"Transitive reduction","score":0.6175398826599121},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5120390057563782},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4467771053314209},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4261506497859955},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.3693857192993164},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.058176636695861816}],"concepts":[{"id":"https://openalex.org/C128896722","wikidata":"https://www.wikidata.org/wiki/Q1501387","display_name":"Transitive closure","level":2,"score":0.9284080266952515},{"id":"https://openalex.org/C146834321","wikidata":"https://www.wikidata.org/wiki/Q2979672","display_name":"Closure (psychology)","level":2,"score":0.7375447154045105},{"id":"https://openalex.org/C191399111","wikidata":"https://www.wikidata.org/wiki/Q64861","display_name":"Transitive relation","level":2,"score":0.6634196043014526},{"id":"https://openalex.org/C129691609","wikidata":"https://www.wikidata.org/wiki/Q3088151","display_name":"Transitive reduction","level":5,"score":0.6175398826599121},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5120390057563782},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4467771053314209},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4261506497859955},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.3693857192993164},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.058176636695861816},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C203776342","wikidata":"https://www.wikidata.org/wiki/Q1378376","display_name":"Line graph","level":3,"score":0.0},{"id":"https://openalex.org/C22149727","wikidata":"https://www.wikidata.org/wiki/Q7940747","display_name":"Voltage graph","level":4,"score":0.0},{"id":"https://openalex.org/C34447519","wikidata":"https://www.wikidata.org/wiki/Q179522","display_name":"Market economy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/3-540-16761-7_87","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-16761-7_87","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1496170950","https://openalex.org/W1544789779","https://openalex.org/W1546475804","https://openalex.org/W1552744309","https://openalex.org/W1566822127","https://openalex.org/W1994373792","https://openalex.org/W2017139167","https://openalex.org/W2068358538","https://openalex.org/W2166332856","https://openalex.org/W2751862591","https://openalex.org/W3027202947","https://openalex.org/W4211015501","https://openalex.org/W4231130864","https://openalex.org/W6633862310","https://openalex.org/W7038906009"],"related_works":["https://openalex.org/W1553139688","https://openalex.org/W2362009423","https://openalex.org/W2371151875","https://openalex.org/W2383282217","https://openalex.org/W2136009070","https://openalex.org/W4230967508","https://openalex.org/W2012063573","https://openalex.org/W1994877243","https://openalex.org/W1996983051","https://openalex.org/W2349651113"],"abstract_inverted_index":null,"counts_by_year":[{"year":2022,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}