{"id":"https://openalex.org/W3184366659","doi":"https://doi.org/10.1007/s00454-023-00519-8","title":"Non-Existence of Annular Separators in Geometric Graphs","display_name":"Non-Existence of Annular Separators in Geometric Graphs","publication_year":2023,"publication_date":"2023-06-10","ids":{"openalex":"https://openalex.org/W3184366659","doi":"https://doi.org/10.1007/s00454-023-00519-8","mag":"3184366659"},"language":"en","primary_location":{"id":"doi:10.1007/s00454-023-00519-8","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1007/s00454-023-00519-8","pdf_url":null,"source":{"id":"https://openalex.org/S103671469","display_name":"Discrete & Computational Geometry","issn_l":"0179-5376","issn":["0179-5376","1432-0444"],"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":"Discrete & Computational Geometry","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/A5060835281","display_name":"Farzam Ebrahimnejad","orcid":"https://orcid.org/0000-0003-1573-6195"},"institutions":[{"id":"https://openalex.org/I201448701","display_name":"University of Washington","ror":"https://ror.org/00cvxb145","country_code":"US","type":"education","lineage":["https://openalex.org/I201448701"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Farzam Ebrahimnejad","raw_affiliation_strings":["Paul G. Allen School of Computer Science & Engineering, University of Washington, Washington, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Paul G. Allen School of Computer Science & Engineering, University of Washington, Washington, USA","institution_ids":["https://openalex.org/I201448701"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028879014","display_name":"James R. Lee","orcid":"https://orcid.org/0000-0002-3512-1617"},"institutions":[{"id":"https://openalex.org/I201448701","display_name":"University of Washington","ror":"https://ror.org/00cvxb145","country_code":"US","type":"education","lineage":["https://openalex.org/I201448701"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"James R. Lee","raw_affiliation_strings":["Paul G. Allen School of Computer Science & Engineering, University of Washington, Washington, USA"],"raw_orcid":"https://orcid.org/0000-0002-3512-1617","affiliations":[{"raw_affiliation_string":"Paul G. Allen School of Computer Science & Engineering, University of Washington, Washington, USA","institution_ids":["https://openalex.org/I201448701"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5028879014"],"corresponding_institution_ids":["https://openalex.org/I201448701"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0220161,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"71","issue":"2","first_page":"627","last_page":"645"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11152","display_name":"Stochastic processes and statistical mechanics","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"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/T11152","display_name":"Stochastic processes and statistical mechanics","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2610","display_name":"Mathematical Physics"},"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/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.9944999814033508,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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/T12056","display_name":"Markov Chains and Monte Carlo Methods","score":0.9944000244140625,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.8426069617271423},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.8064626455307007},{"id":"https://openalex.org/keywords/disjoint-sets","display_name":"Disjoint sets","score":0.6509876847267151},{"id":"https://openalex.org/keywords/planar-graph","display_name":"Planar graph","score":0.5747975707054138},{"id":"https://openalex.org/keywords/vertex","display_name":"Vertex (graph theory)","score":0.5473201870918274},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5067034363746643},{"id":"https://openalex.org/keywords/tangent","display_name":"Tangent","score":0.4521487057209015},{"id":"https://openalex.org/keywords/cardinality","display_name":"Cardinality (data modeling)","score":0.4134329855442047},{"id":"https://openalex.org/keywords/planar","display_name":"Planar","score":0.4116595685482025},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.33943045139312744},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.2354167103767395},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.057795703411102295}],"concepts":[{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.8426069617271423},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8064626455307007},{"id":"https://openalex.org/C45340560","wikidata":"https://www.wikidata.org/wiki/Q215382","display_name":"Disjoint sets","level":2,"score":0.6509876847267151},{"id":"https://openalex.org/C101837359","wikidata":"https://www.wikidata.org/wiki/Q547823","display_name":"Planar graph","level":3,"score":0.5747975707054138},{"id":"https://openalex.org/C80899671","wikidata":"https://www.wikidata.org/wiki/Q1304193","display_name":"Vertex (graph theory)","level":3,"score":0.5473201870918274},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5067034363746643},{"id":"https://openalex.org/C138187205","wikidata":"https://www.wikidata.org/wiki/Q131251","display_name":"Tangent","level":2,"score":0.4521487057209015},{"id":"https://openalex.org/C87117476","wikidata":"https://www.wikidata.org/wiki/Q362383","display_name":"Cardinality (data modeling)","level":2,"score":0.4134329855442047},{"id":"https://openalex.org/C134786449","wikidata":"https://www.wikidata.org/wiki/Q3391255","display_name":"Planar","level":2,"score":0.4116595685482025},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.33943045139312744},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.2354167103767395},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.057795703411102295},{"id":"https://openalex.org/C121684516","wikidata":"https://www.wikidata.org/wiki/Q7600677","display_name":"Computer graphics (images)","level":1,"score":0.0},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s00454-023-00519-8","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1007/s00454-023-00519-8","pdf_url":null,"source":{"id":"https://openalex.org/S103671469","display_name":"Discrete & Computational Geometry","issn_l":"0179-5376","issn":["0179-5376","1432-0444"],"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":"Discrete & Computational Geometry","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G7147720485","display_name":null,"funder_award_id":"510142","funder_id":"https://openalex.org/F4320306164","funder_display_name":"Simons Foundation"}],"funders":[{"id":"https://openalex.org/F4320306164","display_name":"Simons Foundation","ror":"https://ror.org/01cmst727"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W1977887896","https://openalex.org/W1997631839","https://openalex.org/W2022740029","https://openalex.org/W2027318911","https://openalex.org/W2038643780","https://openalex.org/W2049056232","https://openalex.org/W2068019092","https://openalex.org/W2078992275","https://openalex.org/W2110596924","https://openalex.org/W2200304227","https://openalex.org/W2811466831","https://openalex.org/W2949346417","https://openalex.org/W3012702702","https://openalex.org/W3101023058","https://openalex.org/W3103025951","https://openalex.org/W3168446702"],"related_works":["https://openalex.org/W4295995756","https://openalex.org/W2770134917","https://openalex.org/W2940821404","https://openalex.org/W2002427023","https://openalex.org/W4287756435","https://openalex.org/W2400746548","https://openalex.org/W2062574277","https://openalex.org/W2553039757","https://openalex.org/W4307385446","https://openalex.org/W4299793884"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-01-22T23:29:09.771500","created_date":"2025-10-10T00:00:00"}