{"id":"https://openalex.org/W2964111661","doi":"https://doi.org/10.37236/3840","title":"Ramsey Precompact Expansions of Homogeneous Directed Graphs","display_name":"Ramsey Precompact Expansions of Homogeneous Directed Graphs","publication_year":2014,"publication_date":"2014-11-27","ids":{"openalex":"https://openalex.org/W2964111661","doi":"https://doi.org/10.37236/3840","mag":"2964111661"},"language":"en","primary_location":{"id":"doi:10.37236/3840","is_oa":true,"landing_page_url":"https://doi.org/10.37236/3840","pdf_url":"https://www.combinatorics.org/ojs/index.php/eljc/article/download/v21i4p42/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/v21i4p42/pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033540585","display_name":"J. Jasi\u0144ski","orcid":"https://orcid.org/0000-0002-5143-1551"},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"Jakub Jasi\u0144ski","raw_affiliation_strings":["University of Calgary"],"affiliations":[{"raw_affiliation_string":"University of Calgary","institution_ids":["https://openalex.org/I168635309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073859486","display_name":"Claude Laflamme","orcid":null},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Claude Laflamme","raw_affiliation_strings":["University of Calgary"],"affiliations":[{"raw_affiliation_string":"University of Calgary","institution_ids":["https://openalex.org/I168635309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112457568","display_name":"Lionel Nguyen Van Th\u00e9","orcid":null},"institutions":[{"id":"https://openalex.org/I21491767","display_name":"Aix-Marseille Universit\u00e9","ror":"https://ror.org/035xkbk20","country_code":"FR","type":"education","lineage":["https://openalex.org/I21491767"]}],"countries":["FR"],"is_corresponding":false,"raw_author_name":"Lionel Nguyen Van Th\u00e9","raw_affiliation_strings":["Universit\u00e9  d'Aix-Marseille"],"affiliations":[{"raw_affiliation_string":"Universit\u00e9  d'Aix-Marseille","institution_ids":["https://openalex.org/I21491767"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5087039640","display_name":"Robert Woodrow","orcid":null},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"Robert Woodrow","raw_affiliation_strings":["University of Calgary"],"affiliations":[{"raw_affiliation_string":"University of Calgary","institution_ids":["https://openalex.org/I168635309"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5033540585"],"corresponding_institution_ids":["https://openalex.org/I168635309"],"apc_list":null,"apc_paid":null,"fwci":2.7468,"has_fulltext":true,"cited_by_count":19,"citation_normalized_percentile":{"value":0.90327002,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"21","issue":"4","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11151","display_name":"Advanced Topology and Set Theory","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T11151","display_name":"Advanced Topology and Set Theory","score":0.9998999834060669,"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/T11329","display_name":"Limits and Structures in Graph Theory","score":0.9866999983787537,"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/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9668999910354614,"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/homogeneous","display_name":"Homogeneous","score":0.8018326759338379},{"id":"https://openalex.org/keywords/invariant","display_name":"Invariant (physics)","score":0.6834622025489807},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.63607257604599},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5331175923347473},{"id":"https://openalex.org/keywords/directed-graph","display_name":"Directed graph","score":0.5269870758056641},{"id":"https://openalex.org/keywords/ramsey-theory","display_name":"Ramsey theory","score":0.4777590334415436},{"id":"https://openalex.org/keywords/representation","display_name":"Representation (politics)","score":0.4628327190876007},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.4385879337787628},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.41927361488342285},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.4144141674041748},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.06376758217811584}],"concepts":[{"id":"https://openalex.org/C66882249","wikidata":"https://www.wikidata.org/wiki/Q169336","display_name":"Homogeneous","level":2,"score":0.8018326759338379},{"id":"https://openalex.org/C190470478","wikidata":"https://www.wikidata.org/wiki/Q2370229","display_name":"Invariant (physics)","level":2,"score":0.6834622025489807},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.63607257604599},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5331175923347473},{"id":"https://openalex.org/C146380142","wikidata":"https://www.wikidata.org/wiki/Q1137726","display_name":"Directed graph","level":2,"score":0.5269870758056641},{"id":"https://openalex.org/C112291201","wikidata":"https://www.wikidata.org/wiki/Q1336170","display_name":"Ramsey theory","level":2,"score":0.4777590334415436},{"id":"https://openalex.org/C2776359362","wikidata":"https://www.wikidata.org/wiki/Q2145286","display_name":"Representation (politics)","level":3,"score":0.4628327190876007},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.4385879337787628},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.41927361488342285},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.4144141674041748},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.06376758217811584},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0},{"id":"https://openalex.org/C37914503","wikidata":"https://www.wikidata.org/wiki/Q156495","display_name":"Mathematical physics","level":1,"score":0.0},{"id":"https://openalex.org/C94625758","wikidata":"https://www.wikidata.org/wiki/Q7163","display_name":"Politics","level":2,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.37236/3840","is_oa":true,"landing_page_url":"https://doi.org/10.37236/3840","pdf_url":"https://www.combinatorics.org/ojs/index.php/eljc/article/download/v21i4p42/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:10.37236/3840","is_oa":true,"landing_page_url":"https://doi.org/10.37236/3840","pdf_url":"https://www.combinatorics.org/ojs/index.php/eljc/article/download/v21i4p42/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/G1540328376","display_name":null,"funder_award_id":"ANR-11-JS01-0008","funder_id":"https://openalex.org/F4320320883","funder_display_name":"Agence Nationale de la Recherche"},{"id":"https://openalex.org/G2165548363","display_name":null,"funder_award_id":"Canada","funder_id":"https://openalex.org/F4320334593","funder_display_name":"Natural Sciences and Engineering Research Council of Canada"},{"id":"https://openalex.org/G6851345361","display_name":null,"funder_award_id":"Grant","funder_id":"https://openalex.org/F4320320883","funder_display_name":"Agence Nationale de la Recherche"}],"funders":[{"id":"https://openalex.org/F4320320883","display_name":"Agence Nationale de la Recherche","ror":"https://ror.org/00rbzpz17"},{"id":"https://openalex.org/F4320329574","display_name":"Association Neurofibromatoses et Recklinghause","ror":null},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"},{"id":"https://openalex.org/F4320337180","display_name":"Hausdorff Research Institute for Mathematics","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2964111661.pdf","grobid_xml":"https://content.openalex.org/works/W2964111661.grobid-xml"},"referenced_works_count":25,"referenced_works":["https://openalex.org/W116159722","https://openalex.org/W606453859","https://openalex.org/W1780526383","https://openalex.org/W1968276645","https://openalex.org/W1979399949","https://openalex.org/W1979556904","https://openalex.org/W1981998844","https://openalex.org/W2038734040","https://openalex.org/W2043911376","https://openalex.org/W2062861878","https://openalex.org/W2065832790","https://openalex.org/W2084048686","https://openalex.org/W2089544611","https://openalex.org/W2092537246","https://openalex.org/W2158205808","https://openalex.org/W2294380321","https://openalex.org/W2798428635","https://openalex.org/W2950570277","https://openalex.org/W4229866260","https://openalex.org/W4230319290","https://openalex.org/W4246139540","https://openalex.org/W4251184681","https://openalex.org/W4283459242","https://openalex.org/W4285719527","https://openalex.org/W6750917982"],"related_works":["https://openalex.org/W170839262","https://openalex.org/W3129971354","https://openalex.org/W4394639416","https://openalex.org/W2909688280","https://openalex.org/W4301627547","https://openalex.org/W56610553","https://openalex.org/W2950400868","https://openalex.org/W4394652024","https://openalex.org/W2140496094","https://openalex.org/W2945124636"],"abstract_inverted_index":{"In":[0,65],"2005,":[1],"Kechris,":[2],"Pestov":[3],"and":[4,46,90],"Todor\u010devi\u0107":[5],"provided":[6],"a":[7,79],"powerful":[8],"tool":[9],"to":[10,25,53],"compute":[11],"an":[12,26],"invariant":[13,31],"of":[14,29,49,61,73],"topological":[15],"groups":[16],"known":[17],"as":[18],"the":[19,38,47,59,71,86,93],"universal":[20,95],"minimal":[21,96],"flow,":[22],"immediately":[23],"leading":[24],"explicit":[27],"representation":[28],"this":[30,50,66],"in":[32,58],"many":[33],"concrete":[34],"cases.":[35],"More":[36],"recently,":[37],"framework":[39],"was":[40],"generalized":[41],"allowing":[42],"for":[43],"further":[44],"applications,":[45],"purpose":[48],"paper":[51],"is":[52],"apply":[54],"these":[55],"new":[56],"methods":[57],"context":[60],"homogeneous":[62,75],"directed":[63,76],"graphs.":[64],"paper,":[67],"we":[68,84],"show":[69],"that":[70],"age":[72],"any":[74],"graph":[77],"allows":[78],"Ramsey":[80],"precompact":[81],"expansion.":[82],"Moreover,":[83],"verify":[85],"relative":[87],"expansion":[88],"properties":[89],"consequently":[91],"describe":[92],"respective":[94],"flows.":[97]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":4},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":5}],"updated_date":"2026-04-18T07:56:08.524223","created_date":"2019-07-30T00:00:00"}
