{"id":"https://openalex.org/W2014253296","doi":"https://doi.org/10.1016/0095-8956(91)90008-8","title":"Broken circuit complexes: Factorizations and generalizations","display_name":"Broken circuit complexes: Factorizations and generalizations","publication_year":1991,"publication_date":"1991-01-01","ids":{"openalex":"https://openalex.org/W2014253296","doi":"https://doi.org/10.1016/0095-8956(91)90008-8","mag":"2014253296"},"language":"en","primary_location":{"id":"doi:10.1016/0095-8956(91)90008-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0095-8956(91)90008-8","pdf_url":null,"source":{"id":"https://openalex.org/S2939117604","display_name":"Journal of Combinatorial Theory Series B","issn_l":"0095-8956","issn":["0095-8956","1096-0902"],"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":"Journal of Combinatorial Theory, Series B","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/A5024148075","display_name":"Anders Bj\u00f6rner","orcid":null},"institutions":[{"id":"https://openalex.org/I86987016","display_name":"KTH Royal Institute of Technology","ror":"https://ror.org/026vcq606","country_code":"SE","type":"education","lineage":["https://openalex.org/I86987016"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"Anders Bj\u00f6rner","raw_affiliation_strings":["Department of Mathematics, Royal Institute of Technology, S-100 44 Stockholm, Sweden","Department of Mathematics Royal Institute of Technology S-100 44 Stockholm Sweden"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Royal Institute of Technology, S-100 44 Stockholm, Sweden","institution_ids":["https://openalex.org/I86987016"]},{"raw_affiliation_string":"Department of Mathematics Royal Institute of Technology S-100 44 Stockholm Sweden","institution_ids":["https://openalex.org/I86987016"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055917631","display_name":"G\u00fcnter M. Ziegler","orcid":"https://orcid.org/0000-0003-1502-1915"},"institutions":[{"id":"https://openalex.org/I179225836","display_name":"University of Augsburg","ror":"https://ror.org/03p14d497","country_code":"DE","type":"education","lineage":["https://openalex.org/I179225836"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"G\u00fcnter M Ziegler","raw_affiliation_strings":["Department of Mathematics, Augsburg University, Universit\u00e4tsstrasse 8, D-8900 Augsburg, Germany"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Augsburg University, Universit\u00e4tsstrasse 8, D-8900 Augsburg, Germany","institution_ids":["https://openalex.org/I179225836"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5024148075"],"corresponding_institution_ids":["https://openalex.org/I86987016"],"apc_list":{"value":3420,"currency":"USD","value_usd":3420},"apc_paid":null,"fwci":5.6315,"has_fulltext":false,"cited_by_count":86,"citation_normalized_percentile":{"value":0.97115951,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"51","issue":"1","first_page":"96","last_page":"126"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12069","display_name":"Commutative Algebra and Its Applications","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2602","display_name":"Algebra and Number Theory"},"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/T12069","display_name":"Commutative Algebra and Its Applications","score":0.9995999932289124,"subfield":{"id":"https://openalex.org/subfields/2602","display_name":"Algebra and Number Theory"},"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/T10948","display_name":"Advanced Combinatorial Mathematics","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"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/T10287","display_name":"Algebraic structures and combinatorial models","score":0.9991000294685364,"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/matroid","display_name":"Matroid","score":0.9747347831726074},{"id":"https://openalex.org/keywords/graphic-matroid","display_name":"Graphic matroid","score":0.674686074256897},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.6721702814102173},{"id":"https://openalex.org/keywords/matroid-partitioning","display_name":"Matroid partitioning","score":0.6422935724258423},{"id":"https://openalex.org/keywords/factorization","display_name":"Factorization","score":0.6352007985115051},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.6175421476364136},{"id":"https://openalex.org/keywords/join","display_name":"Join (topology)","score":0.5585504174232483},{"id":"https://openalex.org/keywords/rank","display_name":"Rank (graph theory)","score":0.5535434484481812},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.515765905380249},{"id":"https://openalex.org/keywords/polynomial","display_name":"Polynomial","score":0.48494628071784973},{"id":"https://openalex.org/keywords/order","display_name":"Order (exchange)","score":0.47577038407325745},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.46542829275131226},{"id":"https://openalex.org/keywords/oriented-matroid","display_name":"Oriented matroid","score":0.42320170998573303},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.18033915758132935},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.08752766251564026}],"concepts":[{"id":"https://openalex.org/C106286213","wikidata":"https://www.wikidata.org/wiki/Q898572","display_name":"Matroid","level":2,"score":0.9747347831726074},{"id":"https://openalex.org/C111034964","wikidata":"https://www.wikidata.org/wiki/Q5597156","display_name":"Graphic matroid","level":3,"score":0.674686074256897},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.6721702814102173},{"id":"https://openalex.org/C22425182","wikidata":"https://www.wikidata.org/wiki/Q6787906","display_name":"Matroid partitioning","level":4,"score":0.6422935724258423},{"id":"https://openalex.org/C187834632","wikidata":"https://www.wikidata.org/wiki/Q188804","display_name":"Factorization","level":2,"score":0.6352007985115051},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6175421476364136},{"id":"https://openalex.org/C2776124973","wikidata":"https://www.wikidata.org/wiki/Q3183033","display_name":"Join (topology)","level":2,"score":0.5585504174232483},{"id":"https://openalex.org/C164226766","wikidata":"https://www.wikidata.org/wiki/Q7293202","display_name":"Rank (graph theory)","level":2,"score":0.5535434484481812},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.515765905380249},{"id":"https://openalex.org/C90119067","wikidata":"https://www.wikidata.org/wiki/Q43260","display_name":"Polynomial","level":2,"score":0.48494628071784973},{"id":"https://openalex.org/C182306322","wikidata":"https://www.wikidata.org/wiki/Q1779371","display_name":"Order (exchange)","level":2,"score":0.47577038407325745},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.46542829275131226},{"id":"https://openalex.org/C178621168","wikidata":"https://www.wikidata.org/wiki/Q16155113","display_name":"Oriented matroid","level":4,"score":0.42320170998573303},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.18033915758132935},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.08752766251564026},{"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/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1016/0095-8956(91)90008-8","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0095-8956(91)90008-8","pdf_url":null,"source":{"id":"https://openalex.org/S2939117604","display_name":"Journal of Combinatorial Theory Series B","issn_l":"0095-8956","issn":["0095-8956","1096-0902"],"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":"Journal of Combinatorial Theory, Series B","raw_type":"journal-article"},{"id":"pmh:oai:uni-augsburg.opus-bayern.de:39313","is_oa":false,"landing_page_url":"https://opus.bibliothek.uni-augsburg.de/opus4/frontdoor/index/index/docId/39313","pdf_url":null,"source":{"id":"https://openalex.org/S4306400930","display_name":"OPUS (Augsburg University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I119916105","host_organization_name":"Augsburg University","host_organization_lineage":["https://openalex.org/I119916105"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W93565887","https://openalex.org/W121843079","https://openalex.org/W1516369805","https://openalex.org/W2001432829","https://openalex.org/W2011940048","https://openalex.org/W2015961455","https://openalex.org/W2019536152","https://openalex.org/W2022675845","https://openalex.org/W2039415399","https://openalex.org/W2040661328","https://openalex.org/W2044812715","https://openalex.org/W2047671760","https://openalex.org/W2047942384","https://openalex.org/W2049161767","https://openalex.org/W2049893238","https://openalex.org/W2062068855","https://openalex.org/W2062291935","https://openalex.org/W2067320522","https://openalex.org/W2077713692","https://openalex.org/W2086297027","https://openalex.org/W2091715579","https://openalex.org/W2095094581","https://openalex.org/W2118624390","https://openalex.org/W2143474538","https://openalex.org/W2165125983","https://openalex.org/W2405154940","https://openalex.org/W4248060241","https://openalex.org/W6603783797","https://openalex.org/W6630997609","https://openalex.org/W6660445464","https://openalex.org/W6812575006","https://openalex.org/W6821530768"],"related_works":["https://openalex.org/W2400862597","https://openalex.org/W2058489697","https://openalex.org/W2072414647","https://openalex.org/W1984819493","https://openalex.org/W2159059797","https://openalex.org/W4246417054","https://openalex.org/W2625145881","https://openalex.org/W2550106438","https://openalex.org/W4226057593","https://openalex.org/W2046319394"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":4},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":6},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":10},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}