SANO Yoshio 佐野良夫

… Alternative Names

佐野良夫サノヨシオ

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Researcher Number	20650261
Other IDs
Affiliation (Current)	2025: 筑波大学, システム情報系, 准教授
Affiliation (based on the past Project Information) *help	2015 – 2023: 筑波大学, システム情報系, 准教授 2013 – 2014: 筑波大学, システム情報系, 助教
Review Section/Research Field	Principal Investigator Basic Section 12030:Basic mathematics-related / Theory of informatics / Foundations of mathematics/Applied mathematics Except Principal Investigator Basic Section 25010:Social systems engineering-related / Basic Section 60020:Mathematical informatics-related / Foundations of mathematics/Applied mathematics / Social systems engineering/Safety system
Keywords	Principal Investigator マトロイド / アルゴリズム / ポセット / グラフ / 最適化 / 組合せ論 / 離散構造 / ホフマン・グラフ / グラフ固有値 / 競争グラフ … More / グラフ理論 / 離散最適化 / 組合せ構造 / 凸幾何 / ネットワーク / メカニズムデザイン / マッチング / トラベル・グルーポイド / 交叉グラフ / グラフの競争数 … More Except Principal Investigator アルゴリズム / 単調最適化 / DC関数 / 大域的最適化 / 非線形最適化 / 数理最適化 / データ分析 / ネットワーク / DM関数 / ネットワーク最適化 / 大規模データ / 最適化 / 優対角錐 / 二重非負値錐 / 線形計画問題 / 半正定値錐 / トレース正規化距離 / 優対角行列錐 / 多面体錐近似 / 半正定値最適化 / 錐最適化 / 非凸計画問題 / 分枝限定法 / 非凸関数 / 代数的グラフ理論 / 代数的整数 / 多項式 / スペクトラルグラフ理論 / 代数的組合せ論 / 代数構造 / 固有値 / グラフ / ネットワーク理論 / 応用数学 / 数理工学 / 最適化理論 Less

グラフ・マトロイド・凸幾何の組合せ構造と関連する離散最適化の研究Principal Investigator
- Principal Investigator
  
  佐野良夫
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 12030:Basic mathematics-related
- Research Institution
  University of Tsukuba
A study on practical algorithms for solving DM optimization problems
- Principal Investigator
  
  久野誉人
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 60020:Mathematical informatics-related
- Research Institution
  University of Tsukuba
Development of methods with explanatory for real-world applications of network optimization in the era of large-scale data
- Principal Investigator
  
  SHIGENO Maiko
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 25010:Social systems engineering-related
- Research Institution
  University of Tsukuba
Combinatorics of graphs, posets, matroids, and finite discrete structure and their applicationsPrincipal Investigator
- Principal Investigator
  
  SANO Yoshio
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 12030:Basic mathematics-related
- Research Institution
  University of Tsukuba
Construction of practical algorithms for DC/DM global optimization
- Principal Investigator
  
  Kuno Takahito
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 60020:Mathematical informatics-related
- Research Institution
  University of Tsukuba
Construction of theory of polyhedral approximation of the semi-definite cone in conic optimization and its applications
- Principal Investigator
  
  Yoshise Akiko
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 25010:Social systems engineering-related
- Research Institution
  University of Tsukuba
Optimization problems with time and it's applications on networks.
- Principal Investigator
  
  SHIGENO Maiko
- Project Period (FY)
  2016 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Social systems engineering/Safety system
- Research Institution
  University of Tsukuba
Research on Discrete Structure and Algorithms by using Spectral Graph TheoryPrincipal Investigator
- Principal Investigator
  
  Sano Yoshio
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Theory of informatics
- Research Institution
  University of Tsukuba
Study on Algorithmic Graph Theory and Mathematical OptimizationPrincipal Investigator
- Principal Investigator
  
  SANO Yoshio
- Project Period (FY)
  2013 – 2014
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Foundations of mathematics/Applied mathematics
- Research Institution
  University of Tsukuba
A elucidation of the structure of graphs by Algebraic Graph Theory and Spectral Graph Theory
- Principal Investigator
  
  Taniguchi Tetsuji
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Foundations of mathematics/Applied mathematics
- Research Institution
  Hiroshima Institute of Technology
  Matsue National College of Technology

All 2024 2023 2022 2021 2019 2018 2017 2016 2015 2014 2013 Other

All Journal Article Presentation Book

[Book] 基礎数学Ⅳ2019
- Author(s)
  山本芳嗣（編著）安東弘泰，小林佑輔，佐野良夫，繁野麻衣子，八森正泰　他著
- Total Pages
  360
- Publisher
  東京化学同人
- ISBN
  9784807914968
- Data Source
  KAKENHI-PROJECT-16H03118
[Journal Article] On Q-integral graphs with Q-spectral radius 62022
- Author(s)
  Oh Semin、Park Jeong Rye、Park Jongyook、Sano Yoshio
- Journal Title
  
  Linear Algebra and its Applications
  
  Volume: 654 Pages: 267-288
- DOI
  10.1016/j.laa.2022.08.031
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H02382, KAKENHI-PROJECT-19K03598
[Journal Article] Extended Random Assignment Mechanisms on a Family of Good Sets2021
- Author(s)
  Sano Yoshio、Zhan Ping
- Journal Title
  
  Operations Research Forum
  
  Volume: 2 Issue: 4 Pages: 1-30
- DOI
  10.1007/s43069-021-00095-8
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03598, KAKENHI-PROJECT-20K04970
[Journal Article] Signed analogue of line graphs and their smallest eigenvalues2021
- Author(s)
  Gavrilyuk Alexander L.、Munemasa Akihiro、Sano Yoshio、Taniguchi Tetsuji
- Journal Title
  
  Journal of Graph Theory
  
  Volume: 98 Issue: 2 Pages: 309-325
- DOI
  10.1002/jgt.22699
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03598, KAKENHI-PROJECT-20K03527
[Journal Article] The partial order competition dimensions of bipartite graphs2019
- Author(s)
  Choi Jihoon、Eoh Soogang、Kim Suh-Ryung、Lee Jung Yeun、Sano Yoshio
- Journal Title
  
  Discrete Applied Mathematics
  
  Volume: 254 Pages: 47-55
- DOI
  10.1016/j.dam.2018.06.025
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H03118
[Journal Article] On the minimum clique partitioning problem on weighted chordal graphs2019
- Author(s)
  Changseong JO, Jihoon CHOI, Suh-Ryung KIM, and Yoshio SANO
- Journal Title
  
  Theoretical Computer Science
  
  Volume: 791 Pages: 1-9
- DOI
  10.1016/j.tcs.2019.05.006
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03598
[Journal Article] On Q-integral graphs with edge-degrees at most six2019
- Author(s)
  Jongyook PARK and Yoshio SANO
- Journal Title
  
  Linear Algebra and its Applications
  
  Volume: 577 Pages: 384-411
- DOI
  10.1016/j.laa.2019.04.015
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03598
[Journal Article] Submodular optimization views on the random assignment problem2019
- Author(s)
  Satoru FUJISHIGE, Yoshio SANO, and Ping ZHAN
- Journal Title
  
  Mathematical Programming
  
  Volume: 178 Issue: 1-2 Pages: 485-501
- DOI
  10.1007/s10107-018-1310-4
- NAID
  120006488571
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03598
[Journal Article] The Random Assignment Problem with Submodular Constraints on Goods2018
- Author(s)
  Fujishige Satoru、Sano Yoshio、Zhan Ping
- Journal Title
  
  ACM Transactions on Economics and Computation
  
  Volume: 6 Issue: 1 Pages: 1-28
- DOI
  10.1145/3175496
- NAID
  120006384156
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25280004, KAKENHI-PROJECT-16H03118, KAKENHI-PROJECT-15K20885
[Journal Article] On the partial order competition dimensions of chordal graphs2017
- Author(s)
  Jihoon CHOI, Suh-Ryung KIM, Jung Yeun LEE, and Yoshio SANO
- Journal Title
  
  Discrete Applied Mathematics
  
  Volume: 222 Pages: 89-96
- DOI
  10.1016/j.dam.2016.08.020
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K20885
[Journal Article] T-neighbor Systems and Travel Groupoids on a Graph2017
- Author(s)
  Cho Jung Rae、Park Jeongmi、Sano Yoshio
- Journal Title
  
  Graphs and Combinatorics
  
  Volume: 33 Issue: 6 Pages: 1521-1529
- DOI
  10.1007/s00373-017-1850-z
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H03118, KAKENHI-PROJECT-15K20885
[Journal Article] On the phylogeny graphs of degree-bounded digraphs2017
- Author(s)
  Seung Chul LEE, Jihoon CHOI, Suh-Ryung KIM, and Yoshio SANO
- Journal Title
  
  Discrete Applied Mathematics
  
  Volume: 233 Pages: 83-93
- DOI
  10.1016/j.dam.2017.07.018
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K20885
[Journal Article] The competition graphs of oriented complete bipartite graphs2016
- Author(s)
  Suh-Ryung KIM, Jung Yeun LEE, Boram PARK, and Yoshio SANO
- Journal Title
  
  Discrete Applied Mathematics
  
  Volume: 201 Pages: 182-190
- DOI
  10.1016/j.dam.2015.07.021
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K20885
[Journal Article] On the competition graphs of d-partial orders2016
- Author(s)
  Jihoon CHOI, Kyeong Seok KIM, Suh-Ryung KIM, Jung Yeun LEE, and Yoshio SANO
- Journal Title
  
  Discrete Applied Mathematics
  
  Volume: 204 Pages: 29-37
- DOI
  10.1016/j.dam.2015.11.004
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K20885
[Journal Article] On the competition numbers of diamond-free graphs2016
- Author(s)
  Yoshio SANO
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 9943 Pages: 247-252
- DOI
  10.1007/978-3-319-48532-4_22
- ISBN
  9783319485317, 9783319485324
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K20885
[Journal Article] On the rank functions of $\mathcal{H}$-matroids2016
- Author(s)
  Yoshio SANO
- Journal Title
  
  Journal of Algebra Combinatorics Discrete Structures and Applications
  
  Volume: 3 Issue: 1 Pages: 7-11
- DOI
  10.13069/jacodesmath.26764
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15K20885
[Journal Article] The double competition multigraph of a digraph2015
- Author(s)
  Jeongmi PARK and Yoshio SANO
- Journal Title
  
  Discrete Mathematics and Theoretical Computer Science
  
  Volume: 17:2 Pages: 303-310
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K20885
[Journal Article] A generalization of Opsut's result on the competition numbers of line graphs2015
- Author(s)
  Suh-Ryung KIM, Jung Yeun LEE, Boram PARK, and Yoshio SANO
- Journal Title
  
  Discrete Applied Mathematics
  
  Volume: 181 Pages: 152-159
- DOI
  10.1016/j.dam.2014.10.014
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K20885
[Journal Article] On the hypercompetition numbers of hypergraphs with maximum degree at most two2015
- Author(s)
  Yoshio SANO
- Journal Title
  
  Discussiones Mathematicae Graph Theory
  
  Volume: 35 Issue: 3 Pages: 595-598
- DOI
  10.7151/dmgt.1826
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K20885
[Journal Article] The double competition hypergraph of a digraph2015
- Author(s)
  Jeongmi PARK and Yoshio SANO
- Journal Title
  
  Discrete Applied Mathematics
  
  Volume: 195 Pages: 110-113
- DOI
  10.1016/j.dam.2014.04.001
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K20885
[Journal Article] Edge-signed graphs with smallest eigenvalue greater than -22015
- Author(s)
  Greaves, Gary; Koolen, Jack; Munemasa, Akihiro; Sano, Yoshio; Taniguchi, Tetsuji
- Journal Title
  
  Journal of Combinatorial Theory. Series B
  
  Volume: 110 Pages: 90-110
- DOI
  10.1016/j.jctb.2014.07.006
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400217, KAKENHI-PROJECT-15K20885
[Journal Article] On the smallest eigenvalues of the line graphs of some trees.2015
- Author(s)
  Munemasa, Akihiro; Sano, Yoshio; Taniguchi, Tetsuji
- Journal Title
  
  Linear Algebra and its Applications
  
  Volume: 466 Pages: 501-511
- DOI
  10.1016/j.laa.2014.10.037
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400217, KAKENHI-PROJECT-15K20885
[Journal Article] The niche graphs of interval orders2014
- Author(s)
  Jeongmi PARK and Yoshio SANO
- Journal Title
  
  Discussiones Mathematicae Graph Theory
  
  Volume: 34 Issue: 2 Pages: 353-359
- DOI
  10.7151/dmgt.1741
- NAID
  120007136530
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-25887007
[Journal Article] The double multicompetition number of a multigraph2014
- Author(s)
  Jeongmi PARK and Yoshio SANO
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 8845 Pages: 138-144
- DOI
  10.1007/978-3-319-13287-7_12
- ISBN
  9783319132860, 9783319132877
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25887007
[Journal Article] The non-confusing travel groupoids on a finite connected graph2014
- Author(s)
  Jung Rae CHO, Jeongmi PARK, and Yoshio SANO
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 8845 Pages: 14-17
- DOI
  10.1007/978-3-319-13287-7_2
- ISBN
  9783319132860, 9783319132877
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25887007
[Journal Article] Fat Hoffman graphs with smallest eigenvalue greater than -32014
- Author(s)
  Akihiro Munemasa, Yoshio Sano, Tetsuji Taniguchi
- Journal Title
  
  Discrete Applied Mathematics
  
  Volume: Available online 29 January Pages: 78-88
- DOI
  10.1016/j.dam.2014.01.008
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400217, KAKENHI-PROJECT-25887007
[Journal Article] The competition hypergraphs of doubly partial orders2014
- Author(s)
  Suh-Ryung KIM, Jung Yeun LEE, Boram PARK, and Yoshio SANO
- Journal Title
  
  Discrete Applied Mathematics
  
  Volume: 165 Pages: 185-191
- DOI
  10.1016/j.dam.2012.05.024
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887007
[Journal Article] Travel groupoids on infinite graphs2014
- Author(s)
  Jung Rae CHO, Jeongmi PARK, and Yoshio SANO
- Journal Title
  
  Czechoslovak Mathematical Journal
  
  Volume: 64 Issue: 3 Pages: 763-766
- DOI
  10.1007/s10587-014-0130-9
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25887007
[Journal Article] Fat Hoffman graphs with smallest eigenvalue at least -1-τ2014
- Author(s)
  Akihiro MUNEMASA, Yoshio SANO, and Tetsuji TANIGUCHI
- Journal Title
  
  Ars Mathematica Contemporanea
  
  Volume: 7 Pages: 247-262
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-25887007
[Journal Article] Competitively tight graphs2013
- Author(s)
  Suh-Ryung KIM, Jung Yeun LEE, Boram PARK, and Yoshio SANO
- Journal Title
  
  Annals of Combinatorics
  
  Volume: 17 Issue: 4 Pages: 733-741
- DOI
  10.1007/s00026-013-0207-4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887007
[Journal Article] The phylogeny graphs of doubly partial orders2013
- Author(s)
  Boram PARK and Yoshio SANO
- Journal Title
  
  Discussiones Mathematicae Graph Theory
  
  Volume: 33 Issue: 4 Pages: 657-664
- DOI
  10.7151/dmgt.1701
- NAID
  120007136526
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887007
[Journal Article] A generalization of Opsut's lower bounds for the competition number of a graph2013
- Author(s)
  Yoshio SANO
- Journal Title
  
  Graphs and Combinatorics
  
  Volume: 29 Issue: 5 Pages: 1543-1547
- DOI
  10.1007/s00373-012-1188-5
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887007
[Journal Article] Edge-disjoint decompositions of complete multipartite graphs into gregarious long cycles2013
- Author(s)
  Jung Rae CHO, Jeongmi PARK, and Yoshio SANO
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 8296 Pages: 57-63
- DOI
  10.1007/978-3-642-45281-9_5
- ISBN
  9783642452802, 9783642452819
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887007
[Journal Article] The competition number of the complement of a cycle2013
- Author(s)
  Suh-Ryung KIM, Boram PARK, and Yoshio SANO
- Journal Title
  
  Discrete Applied Mathematics
  
  Volume: 161 Issue: 12 Pages: 1755-1760
- DOI
  10.1016/j.dam.2011.10.034
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] (2+1)フリーな半順序集合上の半順序マトロイド交叉問題に対する多項式時間アルゴリズム2024
- Author(s)
  堤幸太朗，佐野良夫，久野誉人
- Organizer
  オペレーションズ・リサーチ学会春季研究発表会
- Data Source
  KAKENHI-PROJECT-20H02382
[Presentation] (2+1)フリーな半順序集合上の半順序マトロイド交叉問題に対する多項式時間アルゴリズム2024
- Author(s)
  堤幸太朗、佐野良夫、久野誉人
- Organizer
  日本オペレーションズ・リサーチ学会 2024年春季研究発表会
- Data Source
  KAKENHI-PROJECT-23K03194
[Presentation] An algorithm for the intersection problem on two poset matroids on a (2+1)-free poset2023
- Author(s)
  Kotaro TSUTSUMI, Yoshio SANO, Takahito KUNO
- Organizer
  The 25th Indonesia-Japan Conference on Discrete and Computational Geometry, Graphs, and Games (IJCDCG^3 2023)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03194
[Presentation] 半順序集合上のマトロイド的構造と効率の良い最適化アルゴリズム2022
- Author(s)
  佐野良夫
- Organizer
  筑波セミナー（代数特別セミナー）
- Invited
- Data Source
  KAKENHI-PROJECT-19K03598
[Presentation] On Reconfiguration of Directed Graph Homomorphisms2022
- Author(s)
  Kotaro TSUTSUMI, Yoshio SANO, and Takahito KUNO
- Organizer
  The 24th Japan Conference on Discrete and Computational Geometry, Graphs, and Games
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K03598
[Presentation] 半順序集合上のマトロイド的構造とその周辺2021
- Author(s)
  佐野良夫
- Organizer
  日本数学会
- Data Source
  KAKENHI-PROJECT-20H02382
[Presentation] 半順序集合上のマトロイド的構造とその周辺2021
- Author(s)
  佐野良夫
- Organizer
  日本数学会
- Invited
- Data Source
  KAKENHI-PROJECT-19K03598
[Presentation] 半順序集合上のマトロイド的構造とその上の最適化問題について2021
- Author(s)
  佐野良夫
- Organizer
  組合せ最適化セミナー
- Data Source
  KAKENHI-PROJECT-19K03598
[Presentation] 社会的安定性を考慮した一般化安定結婚問題の効率的解法2018
- Author(s)
  小出健人、久野誉人、佐野良夫
- Organizer
  日本オペレーションズ・リサーチ学会2018年春季研究発表会
- Data Source
  KAKENHI-PROJECT-15K20885
[Presentation] グラフの固有値と辺着色2018
- Author(s)
  佐野良夫
- Organizer
  2018年軽井沢グラフと解析研究集会
- Data Source
  KAKENHI-PROJECT-15K20885
[Presentation] グラフの固有値と辺着色2018
- Author(s)
  佐野良夫
- Organizer
  2018年軽井沢グラフと解析研究集会
- Data Source
  KAKENHI-PROJECT-16H03118
[Presentation] 社会的安定性を考慮した一般化安定結婚問題の効率的解法2018
- Author(s)
  小出健人，久野誉人，佐野良夫
- Organizer
  日本オペレーションズ・リサーチ学会
- Data Source
  KAKENHI-PROJECT-16H03118
[Presentation] グラフの最小固有値とグラフ構造2017
- Author(s)
  佐野良夫
- Organizer
  近畿大学数学教室講演会
- Invited
- Data Source
  KAKENHI-PROJECT-16H03118
[Presentation] グラフの最小固有値とグラフ構造2017
- Author(s)
  佐野良夫
- Organizer
  近畿大学数学教室講演会
- Invited
- Data Source
  KAKENHI-PROJECT-15K20885
[Presentation] トラベル・グルーポイドとグラフ上の組合せ構造2016
- Author(s)
  佐野良夫
- Organizer
  早稲田大学数学若手異分野交流会2016
- Place of Presentation
  早稲田大学（東京都新宿区）
- Year and Date
  2016-02-29
- Invited
- Data Source
  KAKENHI-PROJECT-15K20885
[Presentation] Travel groupoids and combinatorial structures on a graph2016
- Author(s)
  Yoshio SANO
- Organizer
  The Japanese Conference on Combinatorics and its Applications (JCCA 2016)
- Place of Presentation
  京都府京都市、京都大学
- Year and Date
  2016-05-21
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K20885
[Presentation] ダイアモンドを含まないグラフの競争数について2015
- Author(s)
  佐野良夫
- Organizer
  組合せ論サマースクール2015
- Place of Presentation
  塚越屋七兵衛（群馬県渋川市）
- Year and Date
  2015-09-03
- Data Source
  KAKENHI-PROJECT-15K20885
[Presentation] クローを含まないグラフの競争数について2015
- Author(s)
  佐野良夫
- Organizer
  組合せ論サマースクール2015
- Place of Presentation
  塚越屋七兵衛（群馬県渋川市）
- Year and Date
  2015-09-03
- Data Source
  KAKENHI-PROJECT-15K20885
[Presentation] ダイアモンドを含まないグラフの競争数について2015
- Author(s)
  佐野良夫
- Organizer
  日本数学会2015年度秋季総合分科会
- Place of Presentation
  京都産業大学（京都府京都市）
- Year and Date
  2015-09-13
- Data Source
  KAKENHI-PROJECT-15K20885
[Presentation] On the competition numbers of diamond-free graphs2015
- Author(s)
  Yoshio SANO
- Organizer
  18th Japan Conference on Discrete and Computational Geometry and Graphs (JCDCG^2 2015)
- Place of Presentation
  京都大学（京都府京都市）
- Year and Date
  2015-09-14
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K20885
[Presentation] Fat Hoffman graphs with smallest eigenvalue at least -2.481194304092...2015
- Author(s)
  Yoshio SANO
- Organizer
  The 9th Hungarian-Japanese Symposium on Discrete Mathematics and Its Applications
- Place of Presentation
  九州大学西新プラザ（福岡県福岡市）
- Year and Date
  2015-06-02
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K20885
[Presentation] グラフの固有値とグラフ構造2014
- Author(s)
  佐野良夫
- Organizer
  都市のORサマーセミナー2014
- Place of Presentation
  筑波大学（茨城）
- Year and Date
  2014-08-22
- Invited
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] 線形マトロイドとマトロイド連結性2014
- Author(s)
  佐野良夫
- Organizer
  大阪組合せ論セミナー
- Place of Presentation
  大阪
- Invited
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] Travel groupoids on infinite graphs2014
- Author(s)
  Jung Rae CHO, Jeongmi PARK, 佐野良夫
- Organizer
  日本数学会 2014年度年会
- Place of Presentation
  学習院大学
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] The non-confusing travel groupoids on a finite connected graph2014
- Author(s)
  Jung Rae CHO, Jeongmi PARK, 佐野良夫
- Organizer
  日本数学会 2014年度年会
- Place of Presentation
  学習院大学
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] Travel groupoids on graphs2014
- Author(s)
  Yoshio SANO
- Organizer
  Colloquium at Department of Mathematics, Pusan National University
- Place of Presentation
  Pusan National University, Korea
- Year and Date
  2014-09-18
- Invited
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] Travel groupoids on graphs2014
- Author(s)
  Yoshio SANO
- Organizer
  Korea-Japan Workshop on Algebra and Combinatorics (KJ2014)
- Place of Presentation
  KAIST, Korea
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] The double multicompetition number of a multigraph2013
- Author(s)
  Jeongmi PARK and Yoshio SANO
- Organizer
  The 16th Japan Conference on Discrete and Computational Geometry and Graphs (JCDCG^2 2013)
- Place of Presentation
  Tokyo University of Science, Japan
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] The non-confusing travel groupoids on a finite connected graph2013
- Author(s)
  Yoshio SANO
- Organizer
  Graph Theory Conference in honor of Yoshimi Egawa on the occasion of his 60th birthday
- Place of Presentation
  Tokyo University of Science, Japan
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] Travel groupoids on graphs2013
- Author(s)
  佐野良夫
- Organizer
  研究集会「組合せ論とその実験計画法への応用」
- Place of Presentation
  熊本
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] The number of travel groupoids on a finite graph2013
- Author(s)
  Jung Rae CHO, Jeongmi PARK, and Yoshio SANO
- Organizer
  The 16th Japan Conference on Discrete and Computational Geometry and Graphs (JCDCG^2 2013)
- Place of Presentation
  Tokyo University of Science, Japan
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] On intersection graphs associated with digraphs and posets2013
- Author(s)
  Yoshio SANO
- Organizer
  25th Workshop on Topological Graph Theory (TGT25)
- Place of Presentation
  Yokohama National University, Japan
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] グラフ上のトラベル・グルーポイドについて2013
- Author(s)
  佐野良夫
- Organizer
  組合せ数学セミナー
- Place of Presentation
  東京大学
- Invited
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] 最小固有値を下から制限したグラフについて
- Author(s)
  佐野良夫
- Organizer
  スペクトラルグラフ理論および周辺領域第3回研究集会
- Place of Presentation
  広島工業大学（広島）
- Year and Date
  2015-03-13 – 2015-03-15
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] Combinatorial systems and travel groupoids on graphs
- Author(s)
  佐野良夫
- Organizer
  2014年度応用数学合同研究集会
- Place of Presentation
  龍谷大学（滋賀）
- Year and Date
  2014-12-18 – 2014-12-20
- Data Source
  KAKENHI-PROJECT-25887007
[Presentation] On gregarious group divisible designs
- Author(s)
  佐野良夫
- Organizer
  研究集会「有限幾何と組合せデザイン」
- Place of Presentation
  東京理科大学（東京）
- Year and Date
  2015-03-06 – 2015-03-07
- Data Source
  KAKENHI-PROJECT-25887007

1. Yoshise Akiko (50234472)

# of Collaborated Projects: 5 results

# of Collaborated Products: 0 results
2. SHIGENO Maiko (40272687)

# of Collaborated Projects: 3 results

# of Collaborated Products: 1 results
3. 八森正泰 (00344862)

# of Collaborated Projects: 3 results

# of Collaborated Products: 1 results
4. Kuno Takahito (00205113)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
5. 安東弘泰 (20553770)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
6. 高野祐一 (40602959)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
7. Taniguchi Tetsuji (90543728)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
8. Seto Michio (30398953)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. Tanaka Hajime (50466546)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 小林佑輔 (40581591)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
11. 宗政昭弘 (50219862)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
12. 呉謙 (10976294)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 久野章子

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
14. 藤重悟

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

SANO Yoshio 佐野 良夫

佐野 良夫 サノ ヨシオ

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グラフ・マトロイド・凸幾何の組合せ構造と関連する離散最適化の研究Principal Investigator

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A study on practical algorithms for solving DM optimization problems

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Development of methods with explanatory for real-world applications of network optimization in the era of large-scale data

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Combinatorics of graphs, posets, matroids, and finite discrete structure and their applicationsPrincipal Investigator

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Construction of practical algorithms for DC/DM global optimization

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Construction of theory of polyhedral approximation of the semi-definite cone in conic optimization and its applications

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Optimization problems with time and it's applications on networks.

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Research on Discrete Structure and Algorithms by using Spectral Graph TheoryPrincipal Investigator

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Study on Algorithmic Graph Theory and Mathematical OptimizationPrincipal Investigator

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A elucidation of the structure of graphs by Algebraic Graph Theory and Spectral Graph Theory

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[Book] 基礎数学Ⅳ2019

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[Journal Article] On Q-integral graphs with Q-spectral radius 62022

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[Journal Article] Extended Random Assignment Mechanisms on a Family of Good Sets2021

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SANO Yoshio 佐野良夫

佐野良夫サノヨシオ