Updated on 2024/02/16

写真a

 
WATANABE Kiwamu
 
Organization
Faculty of Science and Engineering Associate Professor
Other responsible organization
Mathematics Course of Graduate School of Science and Engineering, Master's Program
Contact information
The inquiry by e-mail is 《here
External link

Degree

  • 博士(理学) ( 早稲田大学 )

  • 修士(理学) ( 早稲田大学 )

Education

  • 2010.3
     

    Waseda University   doctor course   completed

  • 2008.3
     

    Waseda University   master course   completed

  • 2006.3
     

    Waseda University   graduated

Research History

  • 2020.4 - Now

    Chuo University   理工学部   准教授

  • 2023.10 - 2024.3

    早稲田大学基幹理工学研究科 非常勤講師

  • 2022.10 - 2023.3

    早稲田大学基幹理工学研究科   非常勤講師

  • 2022.12    

    東京大学大学院数理科学研究科   非常勤講師

  • 2021.12    

    名古屋大学大学院多元数理科学研究科   非常勤講師

  • 2021.4 - 2021.9

    Waseda University   基幹理工学部   非常勤講師

  • 2019.4 - 2020.3

    早稲田大学   非常勤講師

  • 2012.4 - 2020.3

    Saitama University   理工学研究科   助教

  • 2019.7    

    Tokyo Metropolitan University   非常勤講師

  • 2018.5 - 2018.6

    Yamagata University   非常勤講師

  • 2016.11 - 2016.12

    Saga University   非常勤講師

  • 2011.4 - 2012.3

    日本学術振興会特別研究員(東京大学)   PD

  • 2010.4 - 2011.3

    日本学術振興会特別研究員(早稲田大学)   PD

  • 2008.4 - 2010.3

    日本学術振興会特別研究員(早稲田大学)   DC1

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Professional Memberships

  • 一般社団法人日本数学会

Research Interests

  • "Fano variety, homogeneous manifold, Camapana-Peternell conjecture, uniruled variety, rational curve, VMRT"

Research Areas

  • Natural Science / Algebra  / Algebra

Papers

  • Fano 4-folds with nef tangent bundle in positive characteristic Reviewed

    Yuta Takahashi, Kiwamu Watanabe

    Communications in Algebra   1 - 10   2024.1

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    Publishing type:Research paper (scientific journal)   Publisher:Informa UK Limited  

    DOI: 10.1080/00927872.2024.2305682

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  • Positivity of the exterior power of the tangent bundles Reviewed

    Kiwamu Watanabe

    Proceedings of the Japan Academy, Series A, Mathematical Sciences   99 ( 10 )   77 - 80   2023.12

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    Publishing type:Research paper (scientific journal)   Publisher:Project Euclid  

    DOI: 10.3792/pjaa.99.015

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  • Projective varieties with nef tangent bundle in positive characteristic Reviewed

    Kanemitsu, Akihiro, Watanabe, Kiwamu

    Compositio Mathematica   159 ( 9 )   1974 - 1999   2023

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    Language:English   Publishing type:Research paper (scientific journal)  

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  • Positivity of the second exterior power of the tangent bundles Reviewed

    Watanabe, Kiwamu

    Advances in Mathematics   2021.7

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Elsevier, Inc.  

    DOI: 10.1016/j.aim.2021.107757

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  • Fano manifolds of coindex three admitting nef tangent bundle Reviewed

    Watanabe, Kiwamu

    Geometriae Dedicata   210   165 - 178   2021.5

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Springer  

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  • Varieties with nef diagonal Reviewed

    Suzuki, Taku, Watanabe, Kiwamu

    International Journal of Mathematics   31 ( 2 )   2020

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:World Scientific Publishing Company  

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  • Correction to: A characterization of symplectic Grassmannians Reviewed

    Occhetta, Gianluca, Solá Conde, Luis E, Watanabe, Kiwamu

    Mathematische Zeitschrift   292 ( 1-2 )   569 - 570   2019.6

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Springer Berlin Heidelberg  

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  • Characterizing the homogeneous variety F4(4) Reviewed

    Occhetta, Gianluca, Solá Conde, Luis E, Watanabe, Kiwamu

    Mathematische Nachrichten   291 ( 14-15 )   2334 - 2346   2018.10

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim  

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  • Low-dimensional projective manifolds with nef tangent bundle in positive characteristic Reviewed

    Watanabe, Kiwamu

    Communications in Algebra   45 ( 9 )   3768 - 3777   2017.9

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Taylor & Francis  

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  • A characterization of symplectic Grassmannians Reviewed

    Occhetta, Gianluca, Solá Conde, Luis E, Watanabe, Kiwamu

    Mathematische Zeitschrift   286 ( 3-4 )   1421 - 1433   2017.8

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Springer Berlin Heidelberg  

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  • Fano manifolds whose elementary contractions are smooth P^1-fibrations: a geometric characterization of flag varieties Reviewed

    Occhetta, Gianluca, Solá Conde, Luis E, Watanabe, Kiwamu, Wiśniewski, Jaroslaw A

    Annali della Scuola Normale di Pisa - Classe di Scienze   17 ( 2 )   573 - 607   2017

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Scuola Normale Superiore di Pisa  

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  • Uniform families of minimal rational curves on Fano manifolds Reviewed

    Occhetta, Gianluca, Solá Conde, Luis E, Watanabe, Kiwamu

    Revista Matemática Complutense   29 ( 2 )   423 - 437   2016.5

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Springer International Publishing  

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  • Fano manifolds with nef tangent bundle and large Picard number Reviewed

    Watanabe, Kiwamu

    Proceedings of the Japan Academy, Series A   91 ( 6 )   89 - 94   2015.5

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:The Japan Academy  

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  • Rational curves, Dynkin diagrams and Fano manifolds with nef tangent bundle Reviewed

    Muñoz, Roberto, Occhetta, Gianluca, Solá Conde, Luis E, Watanabe, Kiwamu

    Mathematische Annalen   361 ( 3-4 )   583 - 609   2015.4

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Springer Berlin Heidelberg  

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  • A survey on the Campana-Peternell Conjecture Reviewed

    Muñoz, Roberto, Occhetta, Gianluca, Solá Conde, Luis E, Watanabe, Kiwamu, Wiśniewski, Jaroslaw A

    Rendiconti dell'Istituto di Matematica dell'Università di Trieste   47   127 - 185   2015

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Universita degli Studi di Trieste. Dipartimento di Scienze Matematiche  

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  • P1-bundles admitting another smooth morphism of relative dimension one Reviewed

    Watanabe, Kiwamu

    Journal of Algebra   414   105 - 119   2014.9

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Elsevier  

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  • Fano 5-folds with nef tangent bundles and Picard numbers greater than one Reviewed

    Watanabe, Kiwamu

    Mathematische Zeitschrift   276 ( 1-2 )   39 - 49   2014.2

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Springer Berlin Heidelberg  

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  • On projective manifolds swept out by cubic varieties Reviewed

    Watanabe, Kiwamu

    International Journal of Mathematics   23 ( 7 )   2012.7

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:World Scientific Publishing Company  

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  • Classification of embedded projective manifolds swept out by rational homogeneous varieties of codimension one Reviewed

    Watanabe, Kiwamu

    Pacific Journal of Mathematics   252 ( 2 )   493 - 498   2011.8

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Mathematical Sciences Publishers  

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  • A bound of lengths of chains of minimal rational curves on Fano manifolds of Picard number 1 Reviewed

    Watanabe, Kiwamu

    Journal of Algebra   337 ( 1 )   224 - 232   2011.7

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Elsevier  

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  • Lengths of chains of minimal rational curves on Fano manifolds Reviewed

    Watanabe, Kiwamu

    Journal of Algebra   325 ( 1 )   163 - 176   2011.1

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Elsevier  

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  • Actions of linear algebraic groups of exceptional type on projective varieties Reviewed

    Watanabe, Kiwamu

    Pacific Journal of Mathematics   239 ( 2 )   391 - 395   2009.2

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    Language:English   Publishing type:Research paper (scientific journal)   Publisher:Mathematical Sciences Publishers  

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  • Classification of polarized manifolds admitting homogeneous varieties as ample divisors Reviewed

    Watanabe, Kiwamu

    Mathematische Annalen   342 ( 3 )   557 - 563   2008.11

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Awards

  • 2018年度 日本数学会賞建部賢弘賞特別賞

    2018.9   一般社団法人日本数学会   ネフ接束をもつファノ多様体に関するカンパナ・ペターネル予想の研究

    渡邉究

Research Projects

  • Structural study of algebraic varieties from the viewpoint of the positivity of the tangent bundle

    Grant number:21K03170  2021.4 - 2025.3

    Japan Society for the Promotion of Science  Grants-in-Aid for Scientific Research  「基盤研究(C)」と「基盤研究(C)における独立基盤形成支援(試行)」  Chuo University

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    Grant type:Competitive

    Grant amount: \4550000 ( Direct Cost: \3500000 、 Indirect Cost: \1050000 )

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  • Characterization of homogeneous varieties among Fano varieties

    2020.4 - 2022.3

    Inamori Foundation  2020 Inamori Research Grants 

    Watanabe, Kiwamu

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    Grant type:Competitive

    Grant amount: \1000000

    新型コロナウイルスの影響により、助成期間を一年延長した。

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  • Characterization of homogeneous varieties among Fano varieties

    2020.4 - 2022.3

    Inamori Foundation  2020 Inamori Research Grants 

    Watanabe, Kiwamu

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    Grant type:Competitive

    Grant amount: \1000000

    新型コロナウイルスの影響により、助成期間を一年延長した。

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  • Structural Study of algebraic varieties from the viewpoint of the positivity of the tangent bundle and the diagonal set

    2019.11 - 2022.3

    The Sumitomo Foundation  基礎科学研究助成 

    渡邉究, 鈴木拓, L. E. Sola Conde, sity of Trent, G. Occhetta, ity of

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    Grant type:Competitive

    Grant amount: \700000

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  • Structural Study of algebraic varieties from the viewpoint of the positivity of the tangent bundle and the diagonal set

    2019.11 - 2022.3

    The Sumitomo Foundation  基礎科学研究助成 

    渡邉究, 鈴木拓, L. E. Sola Conde, sity of Trent, G. Occhetta, ity of

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    Grant type:Competitive

    Grant amount: \700000

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  • Structural Study of algebraic varieties from the viewpoint of the positivity of the tangent bundle and the diagonal set

    2019.11 - 2022.3

    The Sumitomo Foundation  基礎科学研究助成 

    渡邉究, 鈴木拓, L. E. Sola Conde, sity of Trent, G. Occhetta, ity of

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    Grant type:Competitive

    Grant amount: \700000

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  • 接束による等質多様体の特徴付け

    2017.4 - 2021.3

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    Grant type:Competitive

    Grant amount: \4290000

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  • ネフな接束をもつファノ多様体の構造研究

    2014.4 - 2017.3

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    Grant type:Competitive

    Grant amount: \3770000

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  • 有理曲線族の研究と等質多様体の特徴付け

    2012.8 - 2014.3

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    Grant type:Competitive

    Grant amount: \2990000

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  • ファノ多様体とその上の有理曲線の幾何学

    2011.4 - 2012.3

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    Grant type:Competitive

    Grant amount: \800000

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  • 等質多様体の射影幾何学的研究と接束による特徴付け

    2008.4 - 2011.3

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    Grant type:Competitive

    Grant amount: \1800000

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Committee Memberships

  • 2016.7 - 2018.6

    一般社団法人日本数学会   雑誌「数学」常任編集委員