HIRAI Hiroshi  平井 広志

Hirai Hiroshi

Journal of Operations Research Society of Japan

Volume : 61 Pages : 71-109

Peer Reviewed

Hiroshi Hirai

Linear Algebra and Its Applications

Volume : 547 Pages : 105-123

Peer Reviewed

Hiroshi Hirai and Hiroyuki Namba

Algorithmica

Volume : 80 Pages : 2678-2491

Peer Reviewed

J. Chalopin, V. Chepoi, H. Hirai, and D. Osajda

Memoirs of the AMS

Volume : 印刷中

Int'l Joint Research / Peer Reviewed

平井広志

電子情報通信学会誌

Volume : 101 Pages : 276-279

Hirai Hiroshi、Oki Taihei

Journal of Combinatorial Optimization

Volume : 掲載予定

Peer Reviewed

Hirai Hiroshi、Nitta Masashi

JSIAM Letters

Volume : 9 Pages : 73-76

Peer Reviewed

Hirai Hiroshi

Combinatorial Optimization and Graph Algorithms, Communications of NII Shonan Meetings

Volume : - Pages : 67-100

Peer Reviewed

H. Yoshikawa, H. Hirai, and K. Makino

Journal of Mathematical Psychology

Volume : 77 Pages : 82-93

Peer Reviewed / Acknowledgement Compliant

H.Hirai and T.Oki

Lecture Notes in Computer Science

Volume : 9849

Peer Reviewed / Acknowledgement Compliant

H. Hirai

Mathematical Programming, Series A

Volume : 155 Pages : 1-55

Peer Reviewed / Acknowledgement Compliant

H. Hirai

Journal of the Operations Research Society of Japan

Volume : 59

Open Access / Acknowledgement Compliant / Peer Reviewed

H.Hirai

Discrete Optimization

Volume : 18 Pages : 1-37

Peer Reviewed / Acknowledgement Compliant

T. N. Hau , H. Hirai, and N. Tsuchimura

Journal of the Operations Research Society of Japan

Volume : 57

Peer Reviewed / Acknowledgement Compliant

H. Hirai and G. Pap

Mathematical Programming, Series A

Volume : (掲載予定) Pages : 81-123

Peer Reviewed / Acknowledgement Compliant

KAKENHI-PROJECT-23740068, KAKENHI-PROJECT-26330023

H. Hirai and G. Pap

Mathematical Programming, Series A

Volume : 掲載予定

Peer Reviewed

Hiroshi Hirai

Proceedings of the 24th Annual ACM-SIAM Symposium on Discrete Algorithms (SODA'13)

Volume : 24 Pages : 1770-1788

Peer Reviewed

H. Hirai

Mathematical Programming, Series A

Volume : 137 Pages : 503-530

Peer Reviewed

H. Hirai

Proceedings of 8th Japanese-Hungarian Symposium on Discrete Mathematics and Its Applications

Pages : 209-223

H. Hirai

Proceedings of the 24th Annual ACM-SIAM Symposium on Discrete Algorithms (SODA'13)

Pages : 1770-1788

Peer Reviewed

H. Hirai

Proceeding of 8th Japanese-Hungarian Symposium on Discrete Mathematics and Its Applications

Volume : なし Pages : 209-223

H. Hirai

Mathematics of Operations Research

Volume : 38

Peer Reviewed

H. Hirai

Journal of Combinatorial Theory,Series B

Volume : 102 Pages : 875-899

Peer Reviewed

H. Hirai and S. Koichi

Annals of Combinatorics

Volume : 16 Pages : 543-569

Peer Reviewed

Hiroshi Hirai

Journal of Combinatorial Theory, Series B

Volume : -

Peer Reviewed

Hiroshi Hirai

Mathmatical Programming, Series A

Volume : -

Peer Reviewed

Hiroshi Hirai and Shungo Koichi

Annals of Combinatorics

Volume : -

Peer Reviewed

H. Hirai

SIAM Journal on Discrete Mathematics

Volume : 25 Pages : 1119-1143

Peer Reviewed

H.Hirai and S. Koichi

Discrete Optimization

Volume : Vol.8 Pages : 428-445

Peer Reviewed

Hiroshi Hirai

SIAM Journal on Discrete Mathematics

Volume : 25 Pages : 1119-1143

Peer Reviewed

Hiroshi Hirai

The Proceedings of 42th ACM Symposium on Theory of Computing (STOC 2010) 115-120

Peer Reviewed

Hiroshi Hirai

Combinatorial Optimization and Discrete Algorithms, RIMS Kokyuroku Bessatsu 23

Pages : 107-130

Peer Reviewed

H.Hirai

Journal of Operations Research Society of Japan

Volume : 53 Pages : 149-156

Peer Reviewed

Hiroshi Hirai

Combinatorica 30

Pages : 295-326

Peer Reviewed

Hiroshi Hirai

Combinatorica (掲載確定)

Peer Reviewed

Hiroshi Hirai

Combinatorica

Volume : 30 Pages : 295-326

Peer Reviewed

Hiroshi Hirai

The Proceedings of 42th ACM Symposium on Theory of Computing (STOC 2010)

Volume : 42 Pages : 115-120

Peer Reviewed

H.Hirai

Journal of the Operations Research Society of Japan

Volume : Vol.53 Pages : 149-156

Peer Reviewed

Hiroshi Hirai

RIMS Kokyrurok Bessatsu

Volume : B23 Pages : 107-130

Peer Reviewed

H.Hirai

Journal of the Operations Reseach Society of Japan (掲載確定)

Peer Reviewed

Hiroshi Hirai

Journal of Combinatorial Theory, Series B (To appear)

Peer Reviewed

Hiroshi Hirai

Journal of Combinatorial Theory B 99

Pages : 843-868

Peer Reviewed

Hiroshi Hirai

Journal of Combinatorial Theory, Series B 99

Peer Reviewed

H., Hirai, K., Murota, M., Rikitoku

Journal of the Operations Research Society of Japan 50

Pages : 219-232

「研究成果報告書概要(欧文)」より

H. Hirai, K. Murota, and M. Rikitoku

Journal of the Operations Research Society of Japan 50

Pages : 219-232

「研究成果報告書概要(和文)」より

Peer Reviewed

H. Hirai, K. Murota, and M. Rikitoku

Journal of the Operations Research Society of Japan 50

Pages : 219-232

Peer Reviewed

H.Hirai

Annals of Combinatorics 10

Pages : 111-128

H.Hirai

Discrete and Computational Geometry 36

Pages : 331-361

H., Hirai, K., Murota, M., Rikitoku

Pacific Journal of Optimization 1

Pages : 509-526

「研究成果報告書概要(欧文)」より

H. Hirai, K. Murota and M. Rikitoku

Pacific Journal of Optimization 1

Pages : 509-526

「研究成果報告書概要(和文)」より

Peer Reviewed

H., Hirai, K., Murota

Japan Journal of Industrial and Applied Mathematics 21

Pages : 391-401

「研究成果報告書概要(欧文)」より

H. Hirai and K. Murota

Japan Journal of Industrial and Applied Mathematics 21

Pages : 391-401

「研究成果報告書概要(和文)」より

Peer Reviewed

H.Hirai, K.Murota

Japan Journal of Industrial and Applied Mathematics 21

Pages : 391-403

H. Hirai

Mathematics of Operations Research

Volume : (印刷中)

Peer Reviewed

Hiroshi Hirai

SIAM Journal on Discrete Mathematics, to appear

Peer Reviewed

H.Hirai, S.Koichi

Discrete Optimization to appear.

Peer Reviewed

H.Hirai

Annals of Combinatorics To appear

H.Hirai

Discrete and Computational Geometry To appear

H.Hirai, S.Koichi

Discrete Optimization

Volume : (掲載確定)

Peer Reviewed

Hiroshi Hirai

SIAM Journal on Discrete Mathematics

Volume : (印刷中(掲載確定))

Peer Reviewed

Hiroshi Hirai

Diskrete Mathematik / Geometrie Seminar, TU Berlin

Int'l Joint Research / Invited

Hiroshi Hirai

10th Japanese-Hungarian Symposium on Discrete Mathematics and Its Applications

Int'l Joint Research / Invited

平井広志

応用数理学会研究部会連合発表会

電気通信大学（東京都調布市）

2017-03-06

Hiroshi Hirai

離散数学とその応用研究集会2017

Invited

H. Hirai, Y. Iwamasa, K. Murota, and S. Zivny

the 35th International Symposium on Theoretical Aspects of Computer Science (STACS'18)

Int'l Joint Research

濱田将樹, 平井広志

日本OR学会春季発表会

沖縄県市町村自治会館(沖縄県那覇市)

2017-03-15

平井広志

ワークショップ 「離散構造とアルゴリズム」

Invited

平井広志

応用数理学会研究部会連合発表会

平井広志, 中島蒼

日本OR学会春季発表会

沖縄県市町村自治会館(沖縄県那覇市)

2017-03-15

H. Hirai and S. Nakashima

10th Japanese-Hungarian Symposium on Discrete Mathematics and Its Applications

Int'l Joint Research

Hiroshi Hirai

Shonan Meeting: Current Trends in Combinatorial Optimization

湘南国際村（神奈川県三浦郡葉山町）

2016-04-11

Int'l Joint Research / Invited

Hiroshi Hirai and Taihei Oki

4th International Symposium on Combinatorial Optimization (ISCO 2016)

Salerno（Italy）

2016-05-16

Int'l Joint Research

Hiroshi Hirai

The Japanese Conference on Combinatorics and its Applications (JCCA 2016)

京都大学（京都府京都市）

2016-05-21

Int'l Joint Research / Invited

平井広志

電子情報通信学会コンピュテーション研究会（COMP）

石川県教育会館（石川県金沢市）

2016-06-24

平井広志

日本オペレーションズ・リサーチ学会「最適化の基盤とフロンティア」研究部会

新潟大学(新潟県新潟市)

2016-10-15

Invited

H.Hirai

Geometry Seminar, University of Wroclaw

Wroclaw（Poland）

2015-09-03

Int'l Joint Research / Invited

平井広志

東北大学幾何セミナー

東北大学（宮城県仙台市）

2015-07-07

Invited

平井広志

室田一雄教授還暦記念シンポジウム「数理工学の伝統と潮流」

東京大学（東京都文京区）

2015-04-11

Invited

H.Hirai

Connectivity Workshop, HIM

Bonn（Germany）

2015-09-07

Int'l Joint Research / Invited

平井広志

第92回人工知能基本問題研究会(SIG-FPAI)

函館市民会館，北海道

Invited

平井広志

第92回人工知能基本問題研究会(SIG-FPAI)

函館市民会館,北海道

平井広志

第35回応用数学連携ワークショップ

東北大学，宮城県

Invited

H. Hirai

4th Cargese Workshop on Combinatorial Optimization

Institut d'Etudes Scientifiques de Cargese, Corsica, France

Hiroshi Hirai

The 24th Annual ACM-SIAM Symposium on Discrete Algorithms (SODA'13)

New Orleans, USA

平井広志

第35回応用数学連携ワークショップ

東北大学,宮城県

2013-07-17

H. Hirai

Combinatorial Geometries : matroids, oriented matroids and applications (CG13)

Marseille-Luminy, France

H. Hirai

4th Cargese Workshop on Combinatorial Optimization

Institut d'Etudes Scientifiques de Cargese, Corsica, France

H. Hirai

Combinatorial Geometries: matroids, oriented matroids and applications (CG13)

Marseille-Luminy, France

H. Hirai

The 24th Annual ACM-SIAM Symposium on Discrete Algorithms (SODA'13)

New Orleans, USA

H. Hirai

Japanese-Hungarian Symposium on Discrete Mathematics and Its Applications

Veszprem, Hungary

Invited

H. Hirai

Workshop on Discrete Geometric Analysis

Kyoto

Hiroshi Hirai

Discrete Convexity and Optimization

Kyoto

Invited

H. Hirai

Graph Theory@Georgia Tech

Atlanta, USA

Hiroshi Hirai

Graph Theory@Georgia Tech

Atlanta, USA

Invited

H. Hirai

Workshop on Discrete Geometric Analysis

RIMS, Kyoto Univ.

Invited

H. Hirai

Discrete Convexity and Optimization

Kyoto

平井広志

第7回組合せ論若手研究集会

慶応大学日吉キャンパス

2011-02-22

H. Hirai

7th Hungarian-Japanese Symposium on Discrete Mathematics and Its Applications

Kyoto

平井広志

第23回RAMPシンポジウム

関西大学,大阪府

H. Hirai

Combinatorial Optimization

Oberwolfach, Germany

Hiroshi Hirai

7th Hungarian-Japanese Symposium on Discrete Mathematics and Its Applications(招待講演)

京都大学数理解析研究所

平井広志

第23回RAMPシンポジウム(招待講演)

関西大学

Hiroshi Hirai

Oberwolfach conference: Combinatorial Optimization(招待講演)

Oberwolfach, Germany

平井広志

第7回組合せ論若手研究集会

慶応大学日吉キャンパス

2011-02-22

平井広志

日本応用数理学会研究部会連合発表会

筑波大学

2010-03-08

平井広志

研究集会「最適化:モデリングとアルゴリズム」

統計数理研究所,東京立川

2010-03-24

Hiroshi Hirai

42th ACM Symposium on the Theory of Computing (STOC2010)

Cambridge, USA

2010-06-05

平井広志

岡村治子先生退職記念研究集会

甲南大学,兵庫

2010-03-06

Hiroshi Hirai

Kyoto Prize Satellite Workshop

東京工業大学大岡山キャンパス

2010-11-18

平井広志

岡村治子先生退職記念研究集会

甲南大学,兵庫

2010-03-06

平井広志

研究集会「最適化:モデリングとアルゴリズム」

統計数理研究所,東京立川

2010-03-24

Hiroshi Hirai

Kyoto Prize Satellite Workshop

東京工業大学大岡山キャンパス

2010-11-18

Hiroshi Hirai

42th ACM Symposium on Theory of Computing (STOC2010)

Cambridge, USA

2010-06-05

Hiroshi Hirai

20th International Symposium on Mathematical Programming (ISMP 2009)

Chicago, USA

2009-08-27

Hiroshi Hirai

Workshop "Discovering Patterns in Biology"

Chosun Spa Hotel, GyeongJu, Korea

2009-03-21

Hiroshi Hirai

6th Japanese-Hungarian Symposium on Discrete Mathematics and Its Applications

Budapest, Hungary.

2009-05-17

Hiroshi Hirai

Workshop "Discovering Patterns in Biology"

Chosun Spa Hotel, GyeongJu, Korea

2009-03-21

Hiroshi Hirai

6th Japanese-Hungarian Symposium on Discrete Mathematics and Its Applications

Alfred Reyni数学研究所ブダペスト,ハンガリー

2009-05-17

Hiroshi Hirai

20th International Symposium on Mathematical Programming (ISMP 2009)

Gleacher Centerシカゴ,アメリカ

2009-08-27

Hiroshi Hirai

Kyoto RIMS Workshop "Combinatorial Optiinization and Discrete Algorithms"

京都大学数理解析研究所

2008-06-10

Hiroshi Hirai

Kyoto RIMS Workshop "Combinatorial Optimization and Discrete Algorithms"

京都大学数理解析研究所

2008-06-10

平井広志

日本オペレーションズリサー分数性,日本オペレーションズリサーチ学会秋季研究発表会

札幌コンベンションセンター

2008-09-11

平井広志

日本応用数理学会2008年年度年会

東京大学柏キャンパス

平井広志

日本オペレーションズリサーチ学会秋季研究発表会

札幌コンベンションセンター

2008-09-11

平井広志

日本オペレーションズ・リサーチ学会,2014年秋季研究発表会

札幌市，北海道科学大学

2014-08-28 – 2014-08-29

Invited

平井広志

最適化：モデリングとアルゴリズム

立川市，統計数理研究所

2015-03-19 – 2015-03-20

平井広志

第26回位相幾何学的グラフ理論研究集会

横浜市，横浜国立大学みなとみらいキャンパス

2014-11-07 – 2014-11-08

H. Hirai

Topics in Differential Geometry and its Discretizations

東北大学

2015-01-10 – 2015-01-12

Invited