{"id":"https://openalex.org/W2060648678","doi":"https://doi.org/10.1007/s00373-007-0768-2","title":"On a Spanning Tree with Specified Leaves","display_name":"On a Spanning Tree with Specified Leaves","publication_year":2008,"publication_date":"2008-02-01","ids":{"openalex":"https://openalex.org/W2060648678","doi":"https://doi.org/10.1007/s00373-007-0768-2","mag":"2060648678"},"language":"en","primary_location":{"id":"doi:10.1007/s00373-007-0768-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00373-007-0768-2","pdf_url":null,"source":{"id":"https://openalex.org/S186126824","display_name":"Graphs and Combinatorics","issn_l":"0911-0119","issn":["0911-0119","1435-5914"],"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":"Graphs and Combinatorics","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/A5061720168","display_name":"Yoshimi Egawa","orcid":null},"institutions":[{"id":"https://openalex.org/I161296585","display_name":"Tokyo University of Science","ror":"https://ror.org/05sj3n476","country_code":"JP","type":"education","lineage":["https://openalex.org/I161296585"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Yoshimi Egawa","raw_affiliation_strings":["Department of Mathematical Information Science, Tokyo University of Science, 1-3 Kagurazaka, Shinjuku-ku, Tokyo, 162\u20138601, Japan","Tokyo University of Science, Department of Mathematical Information Science, 1-3 Kagurazaka Shinjuku-ku, 162-8601, Tokyo, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Mathematical Information Science, Tokyo University of Science, 1-3 Kagurazaka, Shinjuku-ku, Tokyo, 162\u20138601, Japan","institution_ids":["https://openalex.org/I161296585"]},{"raw_affiliation_string":"Tokyo University of Science, Department of Mathematical Information Science, 1-3 Kagurazaka Shinjuku-ku, 162-8601, Tokyo, Japan#TAB#","institution_ids":["https://openalex.org/I161296585"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5001555030","display_name":"Haruhide Matsuda","orcid":"https://orcid.org/0000-0003-2022-619X"},"institutions":[{"id":"https://openalex.org/I1314466530","display_name":"Tokai University","ror":"https://ror.org/01p7qe739","country_code":"JP","type":"education","lineage":["https://openalex.org/I1314466530"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Haruhide Matsuda","raw_affiliation_strings":["The Research Institute of Educational Development, Tokai University, 2-28-4 Tomigaya, Shibuya-ku, Tokyo, 151\u20138677, Japan","Tokai University, The Research Institute of Educational Development, 2-28-4 Tomigaya, Shibuya-ku, 151\u20138677, Tokyo, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"The Research Institute of Educational Development, Tokai University, 2-28-4 Tomigaya, Shibuya-ku, Tokyo, 151\u20138677, Japan","institution_ids":["https://openalex.org/I1314466530"]},{"raw_affiliation_string":"Tokai University, The Research Institute of Educational Development, 2-28-4 Tomigaya, Shibuya-ku, 151\u20138677, Tokyo, Japan#TAB#","institution_ids":["https://openalex.org/I1314466530"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007934756","display_name":"Tomoki Yamashita","orcid":"https://orcid.org/0000-0003-2394-324X"},"institutions":[{"id":"https://openalex.org/I142822886","display_name":"Asahi University","ror":"https://ror.org/05epcpp46","country_code":"JP","type":"education","lineage":["https://openalex.org/I142822886"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tomoki Yamashita","raw_affiliation_strings":["Department of Mathematics, Asahi University, Hozumi, Gifu, 223\u20138522, Japan","Asahi University, Department of Mathematics, 2-28-4 Tomigaya, Shibuya-ku, 223\u20138522, Hozumi, Gifu, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics, Asahi University, Hozumi, Gifu, 223\u20138522, Japan","institution_ids":["https://openalex.org/I142822886"]},{"raw_affiliation_string":"Asahi University, Department of Mathematics, 2-28-4 Tomigaya, Shibuya-ku, 223\u20138522, Hozumi, Gifu, Japan#TAB#","institution_ids":["https://openalex.org/I142822886"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080322469","display_name":"Kiyoshi Yoshimoto","orcid":"https://orcid.org/0000-0002-1142-375X"},"institutions":[{"id":"https://openalex.org/I4210135226","display_name":"Surugadai Nihon University Hospital","ror":"https://ror.org/02wgf5858","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210135226"]},{"id":"https://openalex.org/I104946051","display_name":"Nihon University","ror":"https://ror.org/05jk51a88","country_code":"JP","type":"education","lineage":["https://openalex.org/I104946051"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kiyoshi Yoshimoto","raw_affiliation_strings":["Department of Mathematics, College of Science and Technology, Nihon University, 1-8 Kanda-Surugadai, Chiyoda-ku, Tokyo, 101\u20138303, Japan","Nihon University, Department of Mathematics, College of Science and Technology, 1-8 Kanda-Surugadai, Chiyoda-ku, 101\u20138303, Tokyo, Japan#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Mathematics, College of Science and Technology, Nihon University, 1-8 Kanda-Surugadai, Chiyoda-ku, Tokyo, 101\u20138303, Japan","institution_ids":["https://openalex.org/I4210135226"]},{"raw_affiliation_string":"Nihon University, Department of Mathematics, College of Science and Technology, 1-8 Kanda-Surugadai, Chiyoda-ku, 101\u20138303, Tokyo, Japan#TAB#","institution_ids":["https://openalex.org/I104946051"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5061720168"],"corresponding_institution_ids":["https://openalex.org/I161296585"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":0.8219,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.75553757,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"24","issue":"1","first_page":"13","last_page":"18"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10374","display_name":"Advanced Graph Theory Research","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T11329","display_name":"Limits and Structures in Graph Theory","score":0.9958000183105469,"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/T12541","display_name":"Graph Labeling and Dimension Problems","score":0.9958000183105469,"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":0.8921680450439453},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.8315858840942383},{"id":"https://openalex.org/keywords/spanning-tree","display_name":"Spanning tree","score":0.7846864461898804},{"id":"https://openalex.org/keywords/minimum-degree-spanning-tree","display_name":"Minimum degree spanning tree","score":0.7680087685585022},{"id":"https://openalex.org/keywords/shortest-path-tree","display_name":"Shortest-path tree","score":0.5493268370628357},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.48845139145851135},{"id":"https://openalex.org/keywords/path","display_name":"Path (computing)","score":0.47111108899116516},{"id":"https://openalex.org/keywords/connectivity","display_name":"Connectivity","score":0.461447149515152},{"id":"https://openalex.org/keywords/tr\u00e9maux-tree","display_name":"Tr\u00e9maux tree","score":0.45616796612739563},{"id":"https://openalex.org/keywords/tree","display_name":"Tree (set theory)","score":0.44545650482177734},{"id":"https://openalex.org/keywords/integer","display_name":"Integer (computer science)","score":0.4451926648616791},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.41394349932670593},{"id":"https://openalex.org/keywords/connected-dominating-set","display_name":"Connected dominating set","score":0.41381070017814636},{"id":"https://openalex.org/keywords/line-graph","display_name":"Line graph","score":0.0941588282585144},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.05879020690917969},{"id":"https://openalex.org/keywords/pathwidth","display_name":"Pathwidth","score":0.056822389364242554}],"concepts":[{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.8921680450439453},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8315858840942383},{"id":"https://openalex.org/C64331007","wikidata":"https://www.wikidata.org/wiki/Q831672","display_name":"Spanning tree","level":2,"score":0.7846864461898804},{"id":"https://openalex.org/C64271015","wikidata":"https://www.wikidata.org/wiki/Q6865444","display_name":"Minimum degree spanning tree","level":3,"score":0.7680087685585022},{"id":"https://openalex.org/C23394520","wikidata":"https://www.wikidata.org/wiki/Q4919350","display_name":"Shortest-path tree","level":3,"score":0.5493268370628357},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.48845139145851135},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.47111108899116516},{"id":"https://openalex.org/C76444178","wikidata":"https://www.wikidata.org/wiki/Q72897900","display_name":"Connectivity","level":3,"score":0.461447149515152},{"id":"https://openalex.org/C124302570","wikidata":"https://www.wikidata.org/wiki/Q7849146","display_name":"Tr\u00e9maux tree","level":5,"score":0.45616796612739563},{"id":"https://openalex.org/C113174947","wikidata":"https://www.wikidata.org/wiki/Q2859736","display_name":"Tree (set theory)","level":2,"score":0.44545650482177734},{"id":"https://openalex.org/C97137487","wikidata":"https://www.wikidata.org/wiki/Q729138","display_name":"Integer (computer science)","level":2,"score":0.4451926648616791},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.41394349932670593},{"id":"https://openalex.org/C37810922","wikidata":"https://www.wikidata.org/wiki/Q5161409","display_name":"Connected dominating set","level":3,"score":0.41381070017814636},{"id":"https://openalex.org/C203776342","wikidata":"https://www.wikidata.org/wiki/Q1378376","display_name":"Line graph","level":3,"score":0.0941588282585144},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.05879020690917969},{"id":"https://openalex.org/C43517604","wikidata":"https://www.wikidata.org/wiki/Q7144893","display_name":"Pathwidth","level":4,"score":0.056822389364242554},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1007/s00373-007-0768-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s00373-007-0768-2","pdf_url":null,"source":{"id":"https://openalex.org/S186126824","display_name":"Graphs and Combinatorics","issn_l":"0911-0119","issn":["0911-0119","1435-5914"],"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":"Graphs and Combinatorics","raw_type":"journal-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.107.185","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.107.185","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://trout.math.cst.nihon-u.ac.jp/~yosimoto/paper/kleaves8.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":3,"referenced_works":["https://openalex.org/W1986401512","https://openalex.org/W2007233360","https://openalex.org/W4239638204"],"related_works":["https://openalex.org/W2043958520","https://openalex.org/W2075810525","https://openalex.org/W2095369952","https://openalex.org/W4231397933","https://openalex.org/W4296605418","https://openalex.org/W2030579180","https://openalex.org/W3151540821","https://openalex.org/W2060648678","https://openalex.org/W2020354668","https://openalex.org/W123718951"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}