Researcher Database

Hiroshi Yamashita
Faculty of Science Mathematics Mathematics
Professor

Researcher Profile and Settings

Affiliation

  • Faculty of Science Mathematics Mathematics

Job Title

    Professor

Research Areas

  • Mathematics / Algebra
  • Mathematics / Basic analysis

Academic & Professional Experience

  • 1998/03 - 1998/04    Louis Pasteur UniversityInvited Professor

Association Memberships

  • THE MATHEMATICAL SOCIETY OF JAPAN   Seiwa Scholars Society   

Research Activities

Books etc

Conference Activities & Talks

  • Quaternionic nilpotent $K$-orbits and their quantization  [Invited]
    Hiroshi Yamashita
    Summer School and Workshop on Representation Theory and Harmonic Analysis June  2012/06  Nankai University, Tianjin, China  Chern Institute of Mathematics, Nankai University
  • Isotropy representations and an extension of the theta-correspondence  [Invited]
    Hiroshi Yamashita
    2011 Nankai international workshop on representationtheory and harmonic analysis  2011/06  Chern Institute of Mathematics, Nankai University
  • Isotropy representation associated with the discrete series  [Invited]
    Hiroshi Yamashita
    2010 Nankai international conference and summer school on representation theory and harmonic analysis  2010/06
  • Generalized Whittaker models for Harish-Chandra modules  [Invited]
    Hiroshi Yamashita
    2009 Nankai summer school on representation theory and harmonic analysis  2009/06
  • Geometric invariants associated with the discrete series representations  [Invited]
    Hiroshi Yamashita
    NCTS Winter Workshop on Representation Theory  2008/01  Hsinchu, Taiwan  National Tsing-Hua University, Hsinchu, Taiwan
  • Isotropy representations and Howe duality correspondence  [Invited]
    Hiroshi Yamashita
    Conference on Infinite-Dimensional Harmonic Analysis  2007/09  Tokyo  University of Tokyo
  • Isotropy representations and theta correspondence  [Not invited]
    Hiroshi Yamashita
    Sapporo Lectures on Representations in Lie Theory  2007/08  Sapporo  Hokkaido University
  • Nilpotent orbits and associated cycles for unitary highest weight representations  [Invited]
    Hiroshi Yamashita, Kyo Nishiyama
    2007 Nankai Summer School, Representation Theory and Harmonic analysis  2007/06  Tianjin, China  Chern Institute of Mathematics, Nankai University
  • Isotropy representations and Howe duality correspondence:Kashiwara-Vergne revisited  [Not invited]
    Hiroshi Yamashita
    Mini-workshop on prehomogeneous vector spaces  2006/03  Tsukuba University
  • Moment map and isotropy representation  [Not invited]
    Hiroshi Yamashita
    Conference on nilpotent orbits and representation theory  2004/09  Yamanashi
  • Isotropy representations for Harish-Chandra modules with irreducible associated varieties  [Invited]
    Hiroshi Yamashita
    International symposium on representation theory and harmonic analysis  2004/08  Urumqi, China
  • Isotropy representations for unitary highest weight modules and harmonic analysis on certain compact symmetric spaces  [Invited]
    Hiroshi Yamashita
    German-Japanese symposium on Infinite dimensional harmonic analysis  2003/09  Tuebingen  University of Tuebingen
  • Isotropy representations for singular unitary highest weight modules  [Invited]
    Hiroshi Yamashita
    Representation Theory of Lie Groups  2002/08  Singapore  IMS, National University of Singapore
  • Isotropy representation attached to Harish-Chandra module with irreducible associated variety  [Not invited]
    Hiroshi Yamashita
    International conference on Representation Theory of Lie Groups  2002/02  Kyoto  RIMS, Kyoto University
  • On generalized Whittaker models for highest weight modules  [Invited]
    Hiroshi Yamashita
    Workshop on Representation Theory and Invariant Theory  2000/03  National University of Singapore
  • On the $n$-cohomology of quaternionic discrete series  [Invited]
    Hiroshi Yamashita
    Workshop on Representation Theory and Invariant Theory  2000/03  National University of Singapore
  • Differential operators of gradient type and multiplicities of Harish-Chandra modules  [Not invited]
    Hiroshi Yamashita
    Workshop on the geometry of nilpotent orbits and representation theory  2000/02  Kyoto  Kyoto University
  • Two dual pair methods in the study of generalized Whittaker models for unitary highest weight modules  [Invited]
    Hiroshi Yamashita
    Japanese-German Symposium "Infinite dimensional harmonic Analysis"  1999/09  Kyoto  Kyoto University
  • Associated variety, Kostant-Sekiguchi correspondence, and locally free $U(\n)$-action on Harish-Chandra modules  [Invited]
    Hiroshi Yamashita
    1998/03  IRMA, Universit\'{e} Louis Pasteur, Strasbourg
  • Associated variety, invariant differential operators, and torsion free $U(n)$-action on Harish-Chandra modules  [Invited]
    Hiroshi Yamashita
    1998/03  Universit'\{e} Paris 7, Paris
  • Associated variety and invariant differential operators : relation to the $U(n)$-action on Harish-Chandra modules  [Invited]
    Hiroshi Yamashita
    RIMS international workshop (Invariant differential operators, special functions and representation theory  1997/10  RIMS, Kyoto University
  • Differential operators of gradient-type and representations of semisimple Lie groups  [Invited]
    Hiroshi Yamashita
    Harmonische Analyse und Darstellungstheorie Topologischer Gruppen  1994/02  Mathematisches Forschungsinstitut Oberwolfach
  • Associated varieties for Harish-Chandra modules and finite multiplicities in induced representations of semisimple Lie groups  [Invited]
    Hiroshi Yamashita
    The Danish Lie Group Seminar ``Harmonic Analysis on Lie Groups''  1991/09  Denmark  Sandbjerg Estate
  • Finitude des multiplicit\'{e}s d'un module d'Harish-Chandra dans les repr\'{e}sentations induites: \'{e}tude en relation avec la vari\'{e}t\'{e} caract\'{e}ristique  [Not invited]
    Hiroshi Yamashita
    Groupe de Travail ``M\'{e}thode G\'{e}om\'{e}trique en Th\'{e}orie des Repr\'{e}sentations''  1991/03  Universit\'{e} Paris 7, Paris
  • Finite multiplicity theorems for induced representations of semisimple Lie groups  [Invited]
    Hiroshi Yamashita
    Colloquium ``Harmonic Analysis on Lie Groups''  1990/10  University of G\"{o}ttingen, Germany
  • Highest weight vectors for the principal series and embeddings of highest weight modules  [Not invited]
    Hiroshi Yamashita
    1990/10  University of G\"{o}ttingen, Germany
  • Emdeddings of discrete series into induced representations of semisimple Lie groups  [Invited]
    Hiroshi Yamashita
    1990/05  IRMA, Universit\'{e} Louis Pasteur, Strasbourg
  • Embeddings of discrete series into induced representations of semisimple Lie groups  [Invited]
    Hiroshi Yamashita
    1989/07  Yale University, USA
  • On realization of singular quaternionic representations  [Not invited]
    Hiroshi Yamashita
    2013 workshop on representation theory  2013/09  Kyoto University
  • Quantization of quaternionic nilpotent $K$-orbits  [Not invited]
    Hiroshi Yamashita, Fuhai Zhu
    MSJ 2012 autumn meeting  2012/09  Fukuoka  Kyushu University
  • On quantization of singular orbits on certain irreducible regular prehomogeneous vector spaces  [Not invited]
    Hiroshi Yamashita
    Seminar on Representation Theory, Hokkaido University  2012/07
  • Associated cycles and geometric realization of singular unitary representations of simple Lie groups  [Invited]
    Hiroshi Yamashita
    RIMS conference “Perspectives of Representation Theory and Noncommutative Harmonic Analysis”  2012/06  Kyoto  RIMS, Kyoto University
  • Isotropy representations and Fock models for singular unitary highest weight modules  [Not invited]
    Hiroshi Yamashita
    MSJ 2012 annual meeting  2012/03  Tokyo  Tokyo University of Science
  • Irreducible decomposition of tensor products of Wallach representations and isotropy representations for singular unitary highest weight modules  [Not invited]
    Hiroshi Yamashita
    2011 Workshop on Representation Theory  2011/12  Tottori
  • 北大が高校生に求める数学力  [Invited]
    Hiroshi Yamashita
    第3回高大連携研究会,北海道大学高等教育推進機構  2011/10
  • Tensor products of Wallach representations and isotropy representations for singular unitary highest weight modules  [Not invited]
    Hiroshi Yamashita
    Seminar on Representation Theory, Hokkaido University  2011/07
  • 簡約リー群の無限次元既約表現に対する幾何学的不変量,モデル,双対性をめぐって  [Invited]
    Hiroshi Yamashita
    数学連携研究センター「数学連携サロン」  2009/03  北海道大学数学連携研究センター
  • 半単純リー群の離散系列表現に付随する等方表現,II  [Not invited]
    Hiroshi Yamashita
    MSJ 2008 annual meeting  2008/03  Kinki University
  • ユニタリ最高ウェイト加群に付随する等方表現とハウ双対性定理の別証明  [Not invited]
    山下博,阿部紀行
    MSJ 2008 annual meeting  2008/03  Kinki University
  • 離散系列に対する等方表現−勾配型不変微分作用素とモーメント写像−  [Not invited]
    Hiroshi Yamashita
    Workshop "Automorphic forms and differential equations"  2006/07  Tanbara seminar house, University of Tokyo
  • 簡約リー群の表現と冪零軌道  [Invited]
    Hiroshi Yamashita
    2005/12  Graduate School of Mathematical Science, University of Tokyo
  • 半単純リー群の離散系列表現に付随した等方表現  [Not invited]
    Hiroshi Yamashita
    MSJ 2005 annual meeting  2005/03  Chuo University
  • リー代数の対称対に付随したリチャードソン軌道  [Not invited]
    Hiroshi Yamashita, Keiji Sakata
    MSJ 2005 annual meeting  2005/03  Tokyo  Chuo University
  • Isotropy representation associated with the discrete series  [Not invited]
    Hiroshi Yamashita
    RIMS workshop "Automorphic forms on $Sp(2, \mathbb{R})$ and $SU(2,2)$, III"  2004/09  Kyoto  RIMS, Kyoto University
  • EVII 型実単純リー代数のユニタリ最高ウェイト加群に 対する等方表現とコンパクト対称空間上の調和解析  [Not invited]
    Hiroshi Yamashita, Akihito Wachi
    MSJ 2003 autumn meeting  2003/09  Chiba  Chiba University
  • EVIIの例でみる等方表現とHowe対応の拡張  [Not invited]
    Hiroshi Yamashita
    2003 Nilpotent orbits and representation theory  2003/02  Sapporo  Hokkaido University
  • 無限次元表現とその冪零不変量−不変微分作用素をとおして  [Invited]
    Hiroshi Yamashita
    Colloquium, Department of Mathematics, Hokkaido University  2002/12  Sapporo
  • Isotropy representation and projection to the PRV-Component  [Invited]
    Hiroshi Yamashita
    RIMS conference"(Representations of noncomutative algebraic systems and harmonic analysis"  2002/07  Kyoto  RIMS, Kyoto University
  • Harish-Chandra modules and isotropy representations  [Invited]
    Hiroshi Yamashita
    MSJ 2002 annual meeting (Special lecture, Algebra session)  2002/03  Tokyo  Meiji University
  • 行列の魅力 -- 群の作用と表現  [Invited]
    Hiroshi Yamashita
    2001/03  Sapporo  Graduate School of Science, Hokkaido University
  • Harish-Chandra加群の随伴サイクルを定める固定表現と勾配型不変微分作用素の表象写像  [Not invited]
    Hiroshi Yamashita
    Workshop "Nilpotent orbits and representation theory 2001"  2001/02  Kyushu University
  • Harish-Chandra 加群の随伴サイクルに付随した固定表現  [Not invited]
    Hiroshi Yamashita
    2000 年度表現論ワークショップ  2001/01  Chiba  放送大学
  • Associated cycles of Harish-Chandra modules and differential operators of gradient type  [Invited]
    HIroshi Yamashita
    2000/08  RIMS, Kyoto University
  • Cayley Transform and generalized Whittaker models for unitary highest weight modules  [Not invited]
    Hiroshi Yamashita
    MSJ 1999 autumn meeting  1999/09  Hiroshima University
  • $n$-homology and generalized Whittaker vectors for some small unitary representations of simple Lie groups  [Invited]
    Hiroshi Yamashita
    RIMS conference "Representations of groups and noncommutative harmonic analysis"  1999/08  KYoto  RIMS, Kyoto University
  • The 0th $n$-homology for the Borel-de Siebenthal discrete series representations of simple Lie groups  [Not invited]
    Hiroshi Yamashita
    MSJ 1999 annual meeting  1999/03  Tokyo  Gakushuin University
  • Borel-de Siebenthal 離散系列表現の埋め込み  [Not invited]
    Hiroshi Yamashita
    Nilpotent orbits and unipotent representations  1998/12  Sapporo  Hokkaido University
  • 直交群の極小表現と例外型群の特別ユニポテント表現  [Not invited]
    Hiroshi Yamashita
    Winter workshop on representation theory  1997/12  Sapporo  Hokkaido University
  • リーマン対称空間上の不変微分作業素とHarish-Chandra加群の模型  [Not invited]
    Hiroshi Yamashita
    Tottori symposium on representation theory  1997/01  Tottori  Tottori University
  • Associated variety, Kostant-Sekiguchi correspondence, and locally free $U(n)$ action on Harish-Chandra modules  [Invited]
    Hiroshi Yamashita
    RIMS conference "Representation theory of groups and homogeneous spaces"  1996/07  Kyoto  RIMS, Kyoto University
  • Associated variety, Kostant-Sekiguchi correspondence, and locally free $U(n)$-action on Harish-Chandra modules  [Not invited]
    Akihiko Gyoja, Hiroshi Yamashita
    MSJ 1996 annual meeting  1996/04  Niigata University
  • Hermite 対称空間上のGradient型微分作用素と既約最高ウェイト 表現の模型  [Invited]
    Hiroshi Yamashita
    大学院高度化推進経費による連続講義  1996/03  Kyoto  Graduate School of Science, Kyoto University
  • Gradient型微分作用素, べき零共役類と半単純リー群の表現  [Invited]
    Hiroshi Yamashita
    1993年度表現論シンポジウム  1993/11  伊豆熱川ハイツ
  • 有限生成$U(g)$-加群の部分環への制限と随伴多様体: 半単純リー群のHarish-Chandra加群への応用  [Not invited]
    Hiroshi Yamashita
    MSJ 1992 autumn meeting  1992/10  Nagoya  Nagoya University
  • Associated varieties for the discrete series of a semisimple Lie group  [Invited]
    Hiroshi Yamashita
    数理解析研究所短期共同研究会 「指標をめぐる数学的手法」  1992/09  Kyoto  RIMS, Kyoto University
  • Harish-Chandra加群の部分リー環への制限と随伴多様体  [Invited]
    Hiroshi Yamashita
    数理解析研究所共同研究集会 「群の表現論及び等質空間上の解析」  1992/07  Kyoto  RIMS, Kyoto Univeristy
  • 半単純リー群の一般化されたGelfand-Graev表現  [Invited]
    Hiroshi Yamashita
    MSJ 1988 annual meeting(Special lecture, Functional analysis session)  1988/03  Tokyo  Rikkyo University
  • 半単純リー群の離散系列表現の誘導表現への埋め込み  [Not invited]
    Hiroshi Yamashita
    1987 Symposium on Representation Theory  1987/10  Karuizawa
  • 半単純リー群の離散系列表現の誘導表現への埋め込み  [Not invited]
    Hiroshi Yamashita
    MSJ 1987 autumn meeting  1987/10  Kyoto  Kyoto University
  • 半単純リー群の既約highest weight表現の誘導表現への埋め込み  [Not invited]
    Hiroshi Yamashita
    MSJ 1986 autumn meeting  1986/09  Chiba  Chiba University
  • 半単純リー群の誘導表現に関する有限重複度定理とその応用  [Not invited]
    Hiroshi Yamashita
    MSJ 1986 annual meeting  1986/04  Kyoto  Kyoto University
  • 半単純リー群のGelfand-Graev表現について  [Not invited]
    Hiroshi Yamashita
    代数学シンポジウム「代数群, リー環とその表現・ホップ代数とガロア理論」  1986/01  Toyonaka  Osaka University
  • 半単純リー群の誘導表現に関する有限重複度定理とその応用  [Not invited]
    Hiroshi Yamashita
    Workshop "Analysis on symmetric spaces and representations of Lie groups"  1986/01  Kyoto  Kyoto University
  • Multiplicity freeなgeneralized Gelfand-Graev表現について  [Not invited]
    Hiroshi Yamashita
    MSJ 1985 autumn meeting  1985/10  Toyama  Toyama University
  • Highest weight vectors for generalized Gelfand-Graev representations of semisimple Lie groups  [Not invited]
    Hiroshi Yamashita
    RIMS workshop"Spherical distributions and expansion of $\delta$-distributions"  1985/09  Kyoto  RIMS, Kyoto University
  • Multiplicity free property for generalized Gelfand-Graev representations of semisimple Lie groups  [Not invited]
    Hiroshi Yamashita
    RIMS conference "Geometric realization of group representations"  1985/07  Kyoto  RIMS, Kyoto University
  • 半単純リー群のgeneralized Gelfand-Graev表現について  [Not invited]
    Hiroshi Yamashita
    1984/10  伊豆長岡
  • 複素半単純リー群のgeneralized Gelfand-Graev表現について  [Not invited]
    Hiroshi Yamashita
    MSJ 1984 autumn meeting  1984/10  Tokyo  University of Tokyo

Educational Activities

Teaching Experience

  • Linear Algebra I
    開講年度 : 2017
    課程区分 : 学士課程
    開講学部 : 全学教育
    キーワード : 行列, 連立1次方程式, 基本変形, 階数, 行列式, 逆行列
  • Linear Algebra II
    開講年度 : 2017
    課程区分 : 学士課程
    開講学部 : 全学教育
    キーワード : ベクトル空間, 線形写像, 線形独立, 基底, 固有値, 固有ベクトル, 対角化
  • Basic Algebra
    開講年度 : 2017
    課程区分 : 学士課程
    開講学部 : 理学部
    キーワード : 代数系,同値関係,剰余類,群,部分群,正規部分群,剰余群,準同型定理,環,イデアル,剰余環,素イデアル,極大イデアル,整域,体,標数,体の拡大

Campus Position History

  • 2013年4月1日 
    2014年3月31日 
    役員補佐
  • 2014年4月1日 
    2015年3月31日 
    総長補佐
  • 2015年4月1日 
    2017年3月31日 
    総長補佐

Position History

  • 2013年4月1日 
    2014年3月31日 
    役員補佐
  • 2014年4月1日 
    2015年3月31日 
    総長補佐
  • 2015年4月1日 
    2017年3月31日 
    総長補佐


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