{"id":"https://openalex.org/W4385302316","doi":"https://doi.org/10.37236/11068","title":"Ramsey Numbers of Large Even Cycles and Fans","display_name":"Ramsey Numbers of Large Even Cycles and Fans","publication_year":2023,"publication_date":"2023-07-27","ids":{"openalex":"https://openalex.org/W4385302316","doi":"https://doi.org/10.37236/11068"},"language":"en","primary_location":{"id":"doi:10.37236/11068","is_oa":true,"landing_page_url":"http://dx.doi.org/10.37236/11068","pdf_url":"https://www.combinatorics.org/ojs/index.php/eljc/article/download/v30i3p14/pdf","source":{"id":"https://openalex.org/S38448739","display_name":"The Electronic Journal of Combinatorics","issn_l":"1077-8926","issn":["1077-8926","1097-1440"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310317970","host_organization_name":"Electronic Journal of Combinatorics","host_organization_lineage":["https://openalex.org/P4310317970"],"host_organization_lineage_names":["Electronic Journal of Combinatorics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Electronic Journal of Combinatorics","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.combinatorics.org/ojs/index.php/eljc/article/download/v30i3p14/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5036219920","display_name":"Chunlin You","orcid":null},"institutions":[{"id":"https://openalex.org/I4210141689","display_name":"Yancheng Teachers University","ror":"https://ror.org/042k5fe81","country_code":"CN","type":"education","lineage":["https://openalex.org/I4210141689"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Chunlin You","raw_affiliation_strings":["School of Mathematics and Statistics, Yancheng Teachers University, Yancheng, PR China"],"affiliations":[{"raw_affiliation_string":"School of Mathematics and Statistics, Yancheng Teachers University, Yancheng, PR China","institution_ids":["https://openalex.org/I4210141689"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103489980","display_name":"Qizhong Lin","orcid":null},"institutions":[{"id":"https://openalex.org/I80947539","display_name":"Fuzhou University","ror":"https://ror.org/011xvna82","country_code":"CN","type":"education","lineage":["https://openalex.org/I80947539"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qizhong Lin","raw_affiliation_strings":["College of Mathematics and Computer Science, Fuzhou University, Fuzhou, PR China"],"affiliations":[{"raw_affiliation_string":"College of Mathematics and Computer Science, Fuzhou University, Fuzhou, PR China","institution_ids":["https://openalex.org/I80947539"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5036219920"],"corresponding_institution_ids":["https://openalex.org/I4210141689"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.19539847,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"30","issue":"3","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11329","display_name":"Limits and Structures in Graph Theory","score":0.9918000102043152,"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"}},"topics":[{"id":"https://openalex.org/T11329","display_name":"Limits and Structures in Graph Theory","score":0.9918000102043152,"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/T11151","display_name":"Advanced Topology and Set Theory","score":0.9836000204086304,"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"}},{"id":"https://openalex.org/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9696000218391418,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.9213206768035889},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.829444408416748},{"id":"https://openalex.org/keywords/ramseys-theorem","display_name":"Ramsey's theorem","score":0.6622924208641052},{"id":"https://openalex.org/keywords/integer","display_name":"Integer (computer science)","score":0.6065027713775635},{"id":"https://openalex.org/keywords/vertex","display_name":"Vertex (graph theory)","score":0.5597302913665771},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.40174031257629395}],"concepts":[{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.9213206768035889},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.829444408416748},{"id":"https://openalex.org/C44115641","wikidata":"https://www.wikidata.org/wiki/Q918099","display_name":"Ramsey's theorem","level":3,"score":0.6622924208641052},{"id":"https://openalex.org/C97137487","wikidata":"https://www.wikidata.org/wiki/Q729138","display_name":"Integer (computer science)","level":2,"score":0.6065027713775635},{"id":"https://openalex.org/C80899671","wikidata":"https://www.wikidata.org/wiki/Q1304193","display_name":"Vertex (graph theory)","level":3,"score":0.5597302913665771},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.40174031257629395},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.37236/11068","is_oa":true,"landing_page_url":"http://dx.doi.org/10.37236/11068","pdf_url":"https://www.combinatorics.org/ojs/index.php/eljc/article/download/v30i3p14/pdf","source":{"id":"https://openalex.org/S38448739","display_name":"The Electronic Journal of Combinatorics","issn_l":"1077-8926","issn":["1077-8926","1097-1440"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310317970","host_organization_name":"Electronic Journal of Combinatorics","host_organization_lineage":["https://openalex.org/P4310317970"],"host_organization_lineage_names":["Electronic Journal of Combinatorics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Electronic Journal of Combinatorics","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.37236/11068","is_oa":true,"landing_page_url":"http://dx.doi.org/10.37236/11068","pdf_url":"https://www.combinatorics.org/ojs/index.php/eljc/article/download/v30i3p14/pdf","source":{"id":"https://openalex.org/S38448739","display_name":"The Electronic Journal of Combinatorics","issn_l":"1077-8926","issn":["1077-8926","1097-1440"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310317970","host_organization_name":"Electronic Journal of Combinatorics","host_organization_lineage":["https://openalex.org/P4310317970"],"host_organization_lineage_names":["Electronic Journal of Combinatorics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Electronic Journal of Combinatorics","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G391238517","display_name":null,"funder_award_id":", and","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G6381863117","display_name":null,"funder_award_id":"12226401","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G7194473695","display_name":null,"funder_award_id":"11671088","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":true,"grobid_xml":false},"content_urls":{"pdf":"https://content.openalex.org/works/W4385302316.pdf"},"referenced_works_count":35,"referenced_works":["https://openalex.org/W1832752617","https://openalex.org/W1967323669","https://openalex.org/W1971367602","https://openalex.org/W1984620876","https://openalex.org/W1996106086","https://openalex.org/W2012966740","https://openalex.org/W2020235907","https://openalex.org/W2031273169","https://openalex.org/W2044891326","https://openalex.org/W2053569187","https://openalex.org/W2069040548","https://openalex.org/W2104145910","https://openalex.org/W2125149501","https://openalex.org/W2126706689","https://openalex.org/W2279498308","https://openalex.org/W2395948124","https://openalex.org/W2520216355","https://openalex.org/W2963833521","https://openalex.org/W3141776272","https://openalex.org/W3158325881","https://openalex.org/W3201191477","https://openalex.org/W4256125516","https://openalex.org/W6638429212","https://openalex.org/W6642254854","https://openalex.org/W6646305219","https://openalex.org/W6653712445","https://openalex.org/W6655442342","https://openalex.org/W6657828904","https://openalex.org/W6661817392","https://openalex.org/W6664130100","https://openalex.org/W6667654602","https://openalex.org/W6675647759","https://openalex.org/W6678565577","https://openalex.org/W6678967646","https://openalex.org/W6794379806"],"related_works":["https://openalex.org/W2046202915","https://openalex.org/W2101126588","https://openalex.org/W2134378549","https://openalex.org/W1561903201","https://openalex.org/W1605507094","https://openalex.org/W2043020651","https://openalex.org/W2990545556","https://openalex.org/W2902364522","https://openalex.org/W2018966352","https://openalex.org/W1970497402"],"abstract_inverted_index":{"For":[0],"graphs":[1],"$F$":[2,28],"and":[3,41],"$H$,":[4],"the":[5,11],"Ramsey":[6],"number":[7],"$R(F,":[8],"H)$":[9],"is":[10],"smallest":[12],"positive":[13],"integer":[14],"$N$":[15],"such":[16],"that":[17,59],"any":[18],"red/blue":[19],"edge":[20],"coloring":[21],"of":[22,38,47],"$K_N$":[23],"contains":[24],"either":[25],"a":[26,30,36,44,52],"red":[27],"or":[29],"blue":[31],"$H$.":[32],"Let":[33],"$C_n$":[34],"be":[35,43],"cycle":[37],"length":[39],"$n$":[40,48],"$F_n$":[42],"fan":[45],"consisting":[46],"triangles":[49],"all":[50,61],"sharing":[51],"common":[53],"vertex.In":[54],"this":[55],"paper,":[56],"we":[57],"prove":[58],"for":[60],"sufficiently":[62],"large":[63],"$n$,\\[R(C_{2\\lfloor":[64],"an\\rfloor},":[65],"F_n)=":[66],"\\left\\{":[67],"\\begin{array}{ll}(2+2a+o(1))n":[68],"&amp;":[69,74],"\\textrm{if":[70,75],"$1/2\\leq":[71],"a&lt;":[72],"1$,}\\\\(4a+o(1))n":[73],"$":[76],"a\\geq":[77],"1$.}\\end{array}":[78],"\\right.\\]":[79]},"counts_by_year":[],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}
