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OKUMURA Masafumi
奥村 正文
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Researcher Number
60016053
Affiliation
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1986 – 2001 : 埼玉大学, 理学部, 教授
2000 : Saitama University, Dept. of Math., Professor
1994 : 埼玉大学, 教授
1991 : 埼玉大学, 理学部数学, 教授
Review Section/Research Field
Principal Investigator
代数学・幾何学
/
Geometry
Except Principal Investigator
Geometry
/
解析学
/
代数学・幾何学
/
Algebra
Keywords
Principal Investigator
葉層構造 / 正規曲面 / Kodaira dimension / 複数射影空間 / minimal hypersurface / MHD-作用素 / 実部分多様体 / 有理突点曲線 / 特性類 / First normal space
…
More
Except Principal Investigator
…
More
特異点 / 代数曲面 / 葉層構造 / ディラック作用素 / Schouten bracket / generalized divergence / Dirac operator / 断熱極限 / 平面曲線 / Spin / スピン構造 / 巡回被覆 / Leibniz algebra / symplectic foliation / 擬微分作用素 / トウィスター / 複素射影空間 / Bellman方程式 / Leibniz cohomology / twistor / Concircular scalar field / 射影空間 / 指数定理 / ゼータ関数 / エータ不変量 / スピン / contact structure / leaf invariant / Poisson manifold / Poisson cohomology / multiplicity sequence / 等質な超曲面 / analytic torsion / Minimal surface / Pfaff system / eta invariant / サイバーグ・ウィッテン / algebraic surface / cyclic covering / Dirac作用素 / 環と体 / quadratic transformation / Simon予想 / 南部多様体 / 解析的準楕円性 / Spin^q構造 / 特異性の伝播 / 射影空間の超曲面 / twistor構造 / 有限要素法 / 球面に等長 / 双曲型偏微分方程式 / singularity / Nambu-Jacobi多様体 / 磁気面 / rational curve / シンプレクティック構造 / 局所可解性 / 解析的トーション / 粘性解 / 有理曲線 / スカラー曲率 / central extension / 指数作用素 / signature operator / 尖点 / ロボット / quarternionic symplectic / 変分問題 / 量子束 / projective equivalence / twistor space / ガウス・ボンネ作用素 / Nambu-Possin多様体 / Simon conjecture / 二次特性類 / Seiberg-Witten / 中心拡大 / L^2コホモロジ- / Zeta function / 付値 / 超局所(microlral) / 変形 / 体質的スペクトル / Variational problem / 重複度列 / Nambu-Poisson多様体 / 数論的代数曲面 / パフ系 / singular foilation / 構造ベクトル場 / 偏微分方程式の局所可解性 / Nambu-Poisson manifold / 特異点解消 / デジタル署名 / モジュラー群 / 有理関数 / ルールド構造 / CR部分多様体 / cuspidal curve / modular group / 無限小特殊共円変換 / 線型MHD作用素 / monifold / 特異葉層構造 / maximal multiplicity / 法曲率テンソル / Symplectic characteristic / 南部・ヤコビブラケット / 最適制御問題 / Willmore surface / サイクリックコホモロジー / ドラ-ムの定理 / 指数 / 4元数 / ポアソン多様体 / Fundamental Identity / 概均質ベクトル空間 / ベッチ数 / place at infinity / 増大度 / adiabatic limit / 四元数 / 有理尖点曲線 / Shape Operator / Willmore曲面 / foliation / ガウス曲率 / 概接触構造 / Hirsch foliation / クレモナ変換 / ヤコビ形式 / 楕円関数 / トウィスター構造 / 線形化MHD作用素 / CR多様体 / normal curvature tensor / b関数 / ジュヴレー準楕円型微分作用素 / ミルナ-数 / 総ミルナー数 / 多様体 / セキュリティー / 2次変換 / モジュライ / 極小曲面 / η-invariant / Prehomogenous / ケーラー多様体 / ジュヴレー級関数 / K3曲面 / ポアソン・ブラケット / plane curve / 数論的不連続群 / フィードバック / addiabatic limit / Dirac manifold / 固有値問題 / 複素スピン構造 / 重複度 / singularities / ヤコビ多様体 / spin^q structure / 概均質(prehomogeneouo) / 曲率 / 代数多様体 / chiral anomaly / コントロール / 磁気流体 / ベルアン方程式 / 四元数スピン構造 / Betti number / カイラルアノマリー / 葉層 / projective space / 部分多様体
Less
Research Projects
(
24
results)
Co-Researchers
(
24
People)
Project Start Year(Newest)
Project Start Year(Oldest)
Global Research of Geometry related with Poisson and Contact Manifolds.
Principal Investigator
MIZUTANI Tadayoshi
Project Period (FY)
1999 – 2001
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
Geometry
Research Institution
Saitama University
Spin^q structures and the adiabatic limit
Principal Investigator
NAGASE Masayoshi
Project Period (FY)
1999 – 2001
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
Geometry
Research Institution
Saitama University
Studies on minimal surfaces and Simon conjecture
Principal Investigator
SAKAMOTO Kunio
Project Period (FY)
1998 – 2000
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
Geometry
Research Institution
Saitama University
Algebraic Geometry of Plane Curves
Principal Investigator
SAKAI Fumio
Project Period (FY)
1997 – 2000
Research Category
Grant-in-Aid for Scientific Research (B).
Research Field
Algebra
Research Institution
Saitama University
Research on Poisson manifolds and related structures on manifolds.
Principal Investigator
MIZUTANI Tadayoshi
Project Period (FY)
1997 – 1998
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
Geometry
Research Institution
Saitama University
Research on the global structure of manifold
Principal Investigator
NAGASE Masayoshi
Project Period (FY)
1997 – 1998
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
Geometry
Research Institution
Saitama University
多様体の大域幾何の研究
Principal Investigator
NAGASE Masayoshi
Project Period (FY)
1996
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
Geometry
Research Institution
Saitama University
偏微分方程式の局所および大域解析
Principal Investigator
SAKURAI Tsutomu
Project Period (FY)
1996
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
解析学
Research Institution
Saitama University
The study of the pole of the zeta function.
Principal Investigator
YANO Tamaki
Project Period (FY)
1996 – 1997
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
解析学
Research Institution
Saitama University
On Birational Geometry of Algebraic Varieties
Principal Investigator
SAKAI Fumio
Project Period (FY)
1995 – 1996
Research Category
Grant-in-Aid for Scientific Research (B)
Research Field
Algebra
Research Institution
Saitama University
多様体における種々の大域的構造の研究
Principal Investigator
水谷 忠良
Project Period (FY)
1995
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
Geometry
Research Institution
Saitama University
代数多様体の分類
Principal Investigator
酒井 文雄
Project Period (FY)
1994
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
Algebra
Research Institution
Saitama University
多様体の大域的構造の研究
Principal Investigator
長瀬 正義
Project Period (FY)
1994
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
Geometry
Research Institution
Saitama University
多様体の総合的研究
Principal Investigator
Principal Investigator
奥村 正文
Project Period (FY)
1993
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
Geometry
Research Institution
Saitama University
多様体の大域的構造の研究
Principal Investigator
長瀬 正義
Project Period (FY)
1992
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
代数学・幾何学
Research Institution
Saitama University
偏微分方程式の解の構造の研究
Principal Investigator
桜井 力
Project Period (FY)
1992
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
解析学
Research Institution
Saitama University
多様体の幾何学的構造の研究
Principal Investigator
水谷 忠良
Project Period (FY)
1991
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
代数学・幾何学
Research Institution
Saitama University
概均質空間の構造の研究とその応用
Principal Investigator
矢野 環
Project Period (FY)
1991
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
解析学
Research Institution
Saitama University
代数多様体の構造
Principal Investigator
SAKAI Fumio
Project Period (FY)
1990
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
代数学・幾何学
Research Institution
Saitama University
数論的不連続群の研究
Principal Investigator
竹内 喜佐雄
Project Period (FY)
1989
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
代数学・幾何学
Research Institution
Saitama University
多様体の総合的研究
Principal Investigator
Principal Investigator
奥村 正文
Project Period (FY)
1988
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
代数学・幾何学
Research Institution
Saitama University
システム理論の数学的研究
Principal Investigator
辻岡 邦夫
Project Period (FY)
1988
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
解析学
Research Institution
Saitama University
微分方程式の解の構造の研究とその応用
Principal Investigator
加古 孝
Project Period (FY)
1987
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
解析学
Research Institution
Saitama University
表現論の総合的研究
Principal Investigator
宮崎 功
Project Period (FY)
1986
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
解析学
Research Institution
Saitama University
# of Projects (Dsc)
# of Projects (Asc)
1.
NAGASE Masayoshi
(30175509)
# of Collaborated Projects :
16results
# of Collaborated Products :
0results
2.
MIZUTANI Tadayoshi
(20080492)
# of Collaborated Projects :
14results
# of Collaborated Products :
0results
3.
SAKAI Fumio
(40036596)
# of Collaborated Projects :
13results
# of Collaborated Products :
0results
4.
TAKEUCHI Kisao
(00011560)
# of Collaborated Projects :
10results
# of Collaborated Products :
0results
5.
辻岡 邦夫
(30012412)
# of Collaborated Projects :
6results
# of Collaborated Products :
0results
6.
YANO Tamaki
(10111410)
# of Collaborated Projects :
6results
# of Collaborated Products :
0results
7.
木村 真琴
(30186332)
# of Collaborated Projects :
6results
# of Collaborated Products :
0results
8.
SAKAMOTO Kunio
(70089829)
# of Collaborated Projects :
6results
# of Collaborated Products :
0results
9.
FUKUI Toshizumi
(90218892)
# of Collaborated Projects :
5results
# of Collaborated Products :
0results
10.
EGASHIRA Shinji
(00261876)
# of Collaborated Projects :
4results
# of Collaborated Products :
0results
11.
SAKURAI Tsutomu
(40187084)
# of Collaborated Projects :
4results
# of Collaborated Products :
0results
12.
KOIKE Shigeaki
(90205295)
# of Collaborated Projects :
4results
# of Collaborated Products :
0results
13.
金銅 誠之
(50186847)
# of Collaborated Projects :
4results
# of Collaborated Products :
0results
14.
佐藤 祐吉
(80008812)
# of Collaborated Projects :
4results
# of Collaborated Products :
0results
15.
加古 孝
(30012488)
# of Collaborated Projects :
4results
# of Collaborated Products :
0results
16.
SATOH Takakazu
(70215797)
# of Collaborated Projects :
4results
# of Collaborated Products :
0results
17.
西宮 範
(50008794)
# of Collaborated Projects :
2results
# of Collaborated Products :
0results
18.
柳井 久江
(10008865)
# of Collaborated Projects :
1results
# of Collaborated Products :
0results
19.
宮崎 功
(80008797)
# of Collaborated Projects :
1results
# of Collaborated Products :
0results
20.
夏目 利一
(00125890)
# of Collaborated Projects :
1results
# of Collaborated Products :
0results
21.
EBIHARA Madoka
(80213578)
# of Collaborated Projects :
1results
# of Collaborated Products :
0results
22.
GON Yasuro
(30302508)
# of Collaborated Projects :
1results
# of Collaborated Products :
0results
23.
ARAI Michio
(40008850)
# of Collaborated Projects :
1results
# of Collaborated Products :
0results
24.
柴田 勝征
(50028213)
# of Collaborated Projects :
1results
# of Collaborated Products :
0results
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