KOJIMA Hideo 小島秀雄

Researcher Number	90332824
Other IDs
Affiliation (Current)	2025: 新潟大学, 自然科学系, 教授
Affiliation (based on the past Project Information) *help	2021 – 2024: 新潟大学, 自然科学系, 教授 2010 – 2019: Niigata University, 自然科学系, 教授 2018: 新潟大学, 大学院自然科学研究科, 教授 2011: 新潟大学, 自然科学系, 准教授 2007 – 2009: Niigata University, Graduate School of Science and Technology, Associate Professor … More 2005 – 2006: 新潟大学, 自然科学系, 助教授 2003 – 2004: 新潟大学, 工学部, 助教授 2002 – 2003: 新潟大学, 工学部, 講師 Less
Review Section/Research Field	Principal Investigator Algebra / Basic Section 11010:Algebra-related / Algebra Except Principal Investigator Algebra / Basic analysis / Basic Section 11010:Algebra-related
Keywords	Principal Investigator 対数的小平次元 / アフィン代数曲面 / 対数的多重種数 / 正規デルペッゾ曲面 / 開代数曲面 / 代数幾何学 / 多項式環 / 正規代数曲面 / 高階導分 / 有理曲面 … More / 導分 / Qホモロジー射影平面 / 代数幾何 / デルペッゾ曲面 / 対数的デルペッゾ曲面 / 対数的2種数 / Q-ホモロジー平面 / 極小モデル理論 / 代数的トーラス作用 / 指数写像 / 正規del Pezzo曲面 / レトラクト / 対数的多重標準写像 / 弱デルペッゾ曲面 / 消去問題 / ホモロジー平面 / 極小コンパクト化 / アフィン平面 / 極小正規コンパクト化 / 正規完備代数曲面 / 正規アフィン代数曲面 / ファノ多様体 / 対数的宮岡-Yau不等式 / 尖点有理曲線 / 平面代数曲線 / 対数的アフィン代数曲面 / アフィン直線 … More Except Principal Investigator ガロワ埋め込み / ガロワ群 / 分岐被覆 / ガロワ被覆 / 代数幾何学 / Galois embedding / Galois group / アーベル曲面 / 自己同型群 / 代数曲面 / ガロワ点 / Grothendieck双対性 / 多変数留数 / ホロノミック系 / ネター作用素 / birational transformation / Galois line / ガロワ直線 / 多項式環 / 自己同型写像 / 双有理変換 / K3曲面 / 不分岐コホモロジー群 / 双有理不変量 / 有理性問題 / ハッセ・ノルム原理 / 代数的トーラス / 標数位数自己同型 / 順部分群 / Hilbertの第14問題 / 多項式自己同型 / レンチュラー・宮西の定理 / 余順自己同型 / ヒルベルトの第14問題 / 加法群作用 / 安定余順自己同型 / 射影多様体 / finite covering / ガロワ閉包多様体 / algorithm / Grothendiecl local duality / homological index / standard bases / algebraic local cohomology / singularity / holonomic D-modules / multidimensional residue / 孤立特異点 / 多変数留数カレント / グレブナー基底 / グレブナ基底 / ホロノミー系 / アルゴリズム / ホモロジカル指数 / スタンダード基底 / 代数的局所コホモロジー / 特異点 / ホロノミーD-加群 / abelian surface / Galois point / algebraic curve / algebraic surface / ガロワ群の表現 / ガロワ部分空間 / 代数曲線 / Tjurina namber / Milnor number / Grothendieck duality / Hermite-Jacobi reproducing kernel / Residue / holonomic system / Noetherian / チュリナ数 / ミルナー数 / グロタンディエック双対性 / Tjurina数 / Milnor数 / Hermite-Jacobi再生核 / function field / ramified covering / automorphism group / space algebraic curve / 関数体 / 被覆多様体 / 空間代数曲線 / 開代数曲面 / 極小モデル理論 / アフィン空間 / ユニポテント幾何 / del Pezzo曲面 / アフィン平面 / ユニポテント群 / 変形理論 / A1-ファイブレーション / 3次元開代数多様体 / 巾零導分 / べき零導分 / アフィン直線 / 代数多様体 / 加法群 / Fano多様体 / シリンダー / 商特異点 / 商多様体 / 局所べき零導分 / ユニポテント群の作用 / アフィン代数多様体 / 楕円曲線 / 射影 / 単尖点有理曲線 / 種数1の曲線 / 分岐因子 / very ample diviosr / Galois closure surface / モノドロミー群 / 最小ガロワ閉包多様体 Less

Number theory and algebraic geometry and computer mathematics - New developments on rationality problems for algebraic varieties -
- Principal Investigator
  
  星明考
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 11010:Algebra-related
- Research Institution
  Niigata University
Study of structure and logarithmic plurigenera of normal affine surfaces by using the minimal model theoryPrincipal Investigator
- Principal Investigator
  
  小島秀雄
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 11010:Algebra-related
- Research Institution
  Niigata University
Structure and logarithmic plurigenera of normal affine surfacesPrincipal Investigator
- Principal Investigator
  
  小島秀雄
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 11010:Algebra-related
- Research Institution
  Niigata University
Research on open algebraic surfaces and normal algebraic surfacesPrincipal Investigator
- Principal Investigator
  
  KOJIMA Hideo
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Niigata University
Structural analysis of the automorphism group of a polynomial ring and its application
- Principal Investigator
  
  Kuroda Shigeru
- Project Period (FY)
  2015 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Tokyo Metropolitan University
Understanding the structure of open algebraic surfaces and normal algebraic surfaces of logarithmic Kodaira dimension one or lessPrincipal Investigator
- Principal Investigator
  
  Kojima Hideo
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Niigata University
Structure of higher-dimensional algebraic varieties and unipotent geometry
- Principal Investigator
  
  Miyanishi Masayoshi
- Project Period (FY)
  2012 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Algebra
- Research Institution
  Kwansei Gakuin University
Study on Glois embedding of surface of non-general type
- Principal Investigator
  
  Yoshihara Hisao
- Project Period (FY)
  2012 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Niigata University
Understanding the structure of affine algebraic varieties and its applicationsPrincipal Investigator
- Principal Investigator
  
  KOJIMA HIDEO
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Algebra
- Research Institution
  Niigata University
Study on the various structures of algebraic surfaces by Galois embeddings
- Principal Investigator
  
  YOSHIHARA Hisao
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Niigata University
Classification of open algebraic surfaces and its applicationsPrincipal Investigator
- Principal Investigator
  
  KOJIMA Hideo
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Algebra
- Research Institution
  Niigata University
Study on the Galois embeddings of K3 surfaces
- Principal Investigator
  
  YOSHIHARA Hisao
- Project Period (FY)
  2007 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Niigata University
対数的小平次元が非負となる開代数曲面に関する研究Principal Investigator
- Principal Investigator
  
  小島秀雄
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Algebra
- Research Institution
  Niigata University
Study on Galois embeddings of algebraic surfaces
- Principal Investigator
  
  YOSHIHARA Hisao
- Project Period (FY)
  2005 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Niigata University
Complex analysis of residues currents and computational algebraic analysis
- Principal Investigator
  
  TAJIMA Shinichi
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Niigata University
Research on space curve and its Galois line
- Principal Investigator
  
  YOSHIHARA Hisao
- Project Period (FY)
  2003 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Algebra
- Research Institution
  Niigata University
Algebraic Analysis of residue currents and an algorithm for computing Noether operators
- Principal Investigator
  
  TAJIMA Shinichi
- Project Period (FY)
  2003 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Niigata University
正規アフィン代数曲面の構造に関する研究Principal Investigator
- Principal Investigator
  
  小島秀雄
- Project Period (FY)
  2002 – 2004
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Algebra
- Research Institution
  Niigata University

[Journal Article] Rings of nilpotent elements of monomial derivations on polynomial rings2024
- Author(s)
  Hattori Kyohei, Kojima Hideo
- Journal Title
  
  Communications in Algebra
  
  Volume: 52 Issue: 7 Pages: 2998-3009
- DOI
  10.1080/00927872.2024.2312459
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K03200
[Journal Article] Smooth affine G_m-surfaces with finite Picard groups and trivial units2023
- Author(s)
  Hideo Kojima
- Journal Title
  
  Tokyo Journal of Mathematics
  
  Volume: 46 Issue: 1 Pages: 93-109
- DOI
  10.3836/tjm/1502179385
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K03200
[Journal Article] Normal log canonical del Pezzo surfaces of rank one and type (IIb)2022
- Author(s)
  Hideo Kojima, Takeshi Takahashi
- Journal Title
  
  Saitama Mathematical Journal
  
  Volume: 34 Pages: 47-72
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K03200
[Journal Article] Singularities of normal log canonical del Pezzo surfaces of rank one2020
- Author(s)
  Kojima Hideo
- Journal Title
  
  Springer Proceedings in Mathematics & Statistics book series
  
  Volume: 319 Pages: 199-208
- DOI
  10.1007/978-3-030-42136-6_8
- ISBN
  9783030421359, 9783030421366
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05198
[Journal Article] Some results on open algebraic surfaces of logarithmic Kodaira dimension zero2020
- Author(s)
  Kojima Hideo
- Journal Title
  
  Journal of Algebra
  
  Volume: 547 Pages: 238-261
- DOI
  10.1016/j.jalgebra.2019.11.021
- NAID
  120006796420
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05198
[Journal Article] Closed polynomials and their applications for computations of kernels of monomial derivations2019
- Author(s)
  Kitazawa Chiaki、Kojima Hideo、Nagamine Takanori
- Journal Title
  
  Journal of Algebra
  
  Volume: 533 Pages: 266-282
- DOI
  10.1016/j.jalgebra.2019.06.001
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18J10420, KAKENHI-PROJECT-17K05198
[Journal Article] Rational unicuspidal curves on Q-homology projective planes whose complements have logarithmic Kodaira dimension -∞2018
- Author(s)
  Hideo Kojima
- Journal Title
  
  Nihonkai Mathematical Journal
  
  Volume: 29 Pages: 29-43
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05198
[Journal Article] Log del Pezzo surfaces of rank one containing the affine plane2018
- Author(s)
  Hideo Kojima, Takeshi Takahashi
- Journal Title
  
  Nihonkai Mathematical Journal
  
  Volume: 29 Pages: 77-130
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05198
[Journal Article] Irrational open surfaces of non-negative logarithmic Kodaira dimension2017
- Author(s)
  Hideo Kojima
- Journal Title
  
  Proc. Kyoto workshop on automorphism of varieties and automorphism groups
  
  Volume: 未定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24340006
[Journal Article] Irrational open surfaces of non-negative logarithmic Kodaira dimension2017
- Author(s)
  Hideo Kojima
- Journal Title
  
  Advanced Studies in Pure Mathematics
  
  Volume: 75 Pages: 189-206
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K04826
[Journal Article] Irrational open surfaces of non-negative logarithmic Kodaira dimension2017
- Author(s)
  Hideo Kojima
- Journal Title
  
  Advanced Studies in Pure Mathematics
  
  Volume: 75
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26400042
[Journal Article] Notes on the kernels of locally finite higher derivations in polynomial rings2016
- Author(s)
  Hideo Kojima
- Journal Title
  
  Communications in Algebra
  
  Volume: 44 Issue: 5 Pages: 1924-1930
- DOI
  10.1080/00927872.2015.1027387
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26400042, KAKENHI-PROJECT-15K04826
[Journal Article] Closed polynomials in polynomial rings over integral domains2015
- Author(s)
  Hideo Kojima and Takanori Nagamine
- Journal Title
  
  Journal of Pure and Applied Algebra
  
  Volume: 219 Issue: 12 Pages: 5493-5499
- DOI
  10.1016/j.jpaa.2015.05.028
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K04826, KAKENHI-PROJECT-26400042
[Journal Article] Normal log canonical del Pezzo surfaces of rank one with unique singular points2014
- Author(s)
  Hideo Kojima
- Journal Title
  
  Nihonkai Math, Journal
  
  Volume: 25 Pages: 105-118
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24340006
[Journal Article] Locally finite iterative higher derivations on k[x,y]2014
- Author(s)
  Hideo Kojima
- Journal Title
  
  Colloquium Mathematicum
  
  Volume: 137 Issue: 2 Pages: 215-220
- DOI
  10.4064/cm137-2-6
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24340006
[Journal Article] Normal log canonical del Pezzo surfaces of rank one with unique singular points2014
- Author(s)
  Hideo Kojima
- Journal Title
  
  Nihonkai Mathematical Journal
  
  Volume: 25 Pages: 105-118
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26400042
[Journal Article] Closed polynomials in polynomial rings over unique factorization domains2014
- Author(s)
  M. Kato and H. Kojima
- Journal Title
  
  Communications in Algebra
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24340006
[Journal Article] Closed polynomials in polynomial rings over unique factorization domains2014
- Author(s)
  Masaya Kato, Hideo Kojima
- Journal Title
  
  Communications in Algebra
  
  Volume: 未定
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740008
[Journal Article] Supplement to "Normal del Pezzo surfaces of rank one with log canonical singularities" by H. Kojima and T. Takahashi [J. Algebra 360 (2012) 53-70]2013
- Author(s)
  Hideo Kojima
- Journal Title
  
  Journal of Algebra
  
  Volume: vol.377 Pages: 312-316
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740008
[Journal Article] Supplement to ``Normal del Pezzo surfaces of rank one with log canonical singularities" by H. Kojima and T. Takahashi [J. Algebra 360 (2012) 53-70]2013
- Author(s)
  Hideo Kojima
- Journal Title
  
  Journal of Algebra
  
  Volume: 377 Pages: 312-316
- DOI
  10.1016/j.jalgebra.2012.11.028
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740008, KAKENHI-PROJECT-24340006
[Journal Article] Open algebraic surfaces of logarithmic Kodaira dimension one2013
- Author(s)
  Hideo Kojima
- Journal Title
  
  Affine Algebraic Geometry, Proceedings of the Conference, Osaka, Japan 3-6 2011
  
  Pages: 135-159
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740008
[Journal Article] Open algebraic surfaces of logarithmic Kodaira dimension one2013
- Author(s)
  Hideo Kojima
- Journal Title
  
  Affine Algebraic Geometry
  
  Volume: なし Pages: 135-159
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740008
[Journal Article] Normal del Pezzo surfaces of rank one with log canonical singularities2012
- Author(s)
  Hideo Kojima and Takeshi Takahashi
- Journal Title
  
  Journal of Algebra
  
  Volume: vol.360 Pages: 53-70
- DOI
  10.1016/j.jalgebra.2012.02.026
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740008
[Journal Article] Normal affine surfaces with non-positive Euler characteristic2012
- Author(s)
  小島秀雄
- Journal Title
  
  Saitama Mathematical Journal
  
  Volume: 29 Pages: 65-77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24340006
[Journal Article] Normal affine surfaces with non-positive Euler characteristic2012
- Author(s)
  Hideo Kojima
- Journal Title
  
  Saitama Mathematical Journal
  
  Volume: vol.29 Pages: 65-70
- URL
  http://www.rimath.saitama-u.ac.jp/research/pdf/smj29-4.pdf
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740008
[Journal Article] On the kernel of somehigher derivations in polynomial rings2011
- Author(s)
  H. Kojima
- Journal Title
  
  Journal of Pure and Applied Algebra
  
  Volume: vol.215 Pages: 2512-2514
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540033
[Journal Article] Kernels of higher derivations in R[x, y]2011
- Author(s)
  H. Kojima and N. Wada
- Journal Title
  
  Communications in Algebra
  
  Volume: vol.39 Pages: 1577-1582
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540033
[Journal Article] On the kernels of some higher derivations in polynomial rings2011
- Author(s)
  H. Kojima
- Journal Title
  
  J.Pure Appl.Algebra vol.215
  
  Pages: 2512-2514
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740006
[Journal Article] An algorithm for computing the kernel of a locally finite higher derivation up to a certain degree2011
- Author(s)
  Y. Ito, H. Kojima
- Journal Title
  
  Colloq.Math vol.122
  
  Pages: 21-31
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740006
[Journal Article] Open algebraic surfaces with k=p_g=0 and P_2> 02011
- Author(s)
  H. Kojima
- Journal Title
  
  Osaka Journal of Math
  
  Volume: vol.48 Pages: 1063-1084
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540033
[Journal Article] Remarks on numerically positive line bundles on normal surfaces2010
- Author(s)
  E. Emura and H. Kojima
- Journal Title
  
  Beitraege zur Algebra und Geometrie
  
  Volume: vol.51 Pages: 283-288
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540033
[Journal Article] Notes on minimal compactifications of the affine plane2009
- Author(s)
  H. Kojima and T. Takahashi
- Journal Title
  
  Annali di Matematica Pura ed Applicata vol.188
  
  Pages: 153-169
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540016
[Journal Article] Logarithmic plurigenera of smooth affine surfaces with finite Picard groups2008
- Author(s)
  H. Kojima
- Journal Title
  
  Comment. Math. Helv vol.83
  
  Pages: 547-571
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19540016
[Journal Article] Affine lines on Q-homology planes with logarithmic Kodaira demension -∞2006
- Author(s)
  Takashi Kishimoto, Hideo Kojima
- Journal Title
  
  Transformation Groups 11・4
  
  Pages: 659-672
- Data Source
  KAKENHI-PROJECT-17740005
[Journal Article] Notes on minimal normal compactifications of C^2/G2004
- Author(s)
  Hideo Kojima
- Journal Title
  
  Nihonkai Mathematical Journal 15(2)
  
  Pages: 127-136
- Data Source
  KAKENHI-PROJECT-14740017
[Journal Article] Open algebraic surfaces with κ=p_g=0 and P_2 >0
- Author(s)
  H. Kojima
- Journal Title
  
  Osaka J.Math (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740006
[Journal Article] Normaldel Pesso surface of rank one with log canonical singularities
- Author(s)
  H. Kojima and T. Takahashi
- Journal Title
  
  Journal of Algebra
  
  Volume: (in press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21540033
[Journal Article] On the logarithmic bigenera of some affine surfaces
- Author(s)
  Hideo Kojima
- Journal Title
  
  "Affine Algebraic Geometry" in honor of Professor Masayoshi Miyanishi (発表予定)
- Data Source
  KAKENHI-PROJECT-17740005
[Journal Article] On the logarithmic plurigenera of complements of plane curves
- Author(s)
  Hideo Kojima
- Journal Title
  
  Mathematische Annalen (印刷中)
- Data Source
  KAKENHI-PROJECT-14740017
[Journal Article] Closed polynomials in polynomial rings over unique factorization domains
- Author(s)
  Masaya Kato and Hideo Kojima
- Journal Title
  
  Communications in Algebra
  
  Volume: (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740008
[Journal Article] Open algebraic surfaces with κ=p_g=0 and P_2>0
- Author(s)
  Hideo Kojima
- Journal Title
  
  Osaka Journal of Mathematics
  
  Volume: (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740006
[Journal Article] Notes on minimal compactifications of the affine plane
- Author(s)
  小島秀雄, 高橋剛
- Journal Title
  
  Annali di Matematica Pura ed Applicata (発表予定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17740005
[Journal Article] Logarithmic plurigenera of smooth affine surfaces with finite Picard groups
- Author(s)
  Hideo Kojima
- Journal Title
  
  Commentarii Mathematici Helvetici (印刷中)
- Data Source
  KAKENHI-PROJECT-17740005
[Journal Article] An algorithm for computing the kernel of a locally finite higher derivati on up to a certain degree
- Author(s)
  Yuki Ito, Hideo Kojima
- Journal Title
  
  Colloquium Mathematicum ((掲載決定))
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740006
[Journal Article] On the kernels of some higher derivations in polynomial rings
- Author(s)
  Hideo Kojima
- Journal Title
  
  Journal of Pure and Applied Algebra
  
  Volume: (印刷中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740006
[Journal Article] Kernels of higher derivations in R[x,y]
- Author(s)
  H. Kojima, N. Wada
- Journal Title
  
  Comm.Algebra (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740006
[Journal Article] Kernels of higher derivations in R[x, y]
- Author(s)
  Hideo Kojima, Norihiro Wada
- Journal Title
  
  Communications in Algebra ((掲載決定))
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740006
[Presentation] Rings of nilpotent elements for derivations on polynomialrings2024
- Author(s)
  Hideo Kojima, Kyohei Hattori
- Organizer
  China-Japan Joint Meeting on Polynomial Ring Theory (Online)
- Invited
- Data Source
  KAKENHI-PROJECT-21K03200
[Presentation] Log multicanonical systems of smooth affine surfaces of log Kodaira dimension one2024
- Author(s)
  小島秀雄
- Organizer
  湯布院代数幾何学ワークショップ
- Invited
- Data Source
  KAKENHI-PROJECT-21K03200
[Presentation] Log multicanonical systems of smooth affine surfaces of log Kodaira dimen- sion one2024
- Author(s)
  Hideo Kojima
- Organizer
  The 22nd Affine Algebraic Geometry Meeting
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03200
[Presentation] Normal log canonical del Pezzo surfaces of rank one2023
- Author(s)
  小島秀雄
- Organizer
  第29回代数曲面ワークショップat 北千住
- Invited
- Data Source
  KAKENHI-PROJECT-21K03200
[Presentation] Rings of nilpotent elements of monomial derivations on polynomial rings2023
- Author(s)
  服部京平, 小島秀雄
- Organizer
  日本数学会年会
- Data Source
  KAKENHI-PROJECT-21K03200
[Presentation] 対数的小平次元が1の非特異アフィン代数曲面について2023
- Author(s)
  小島秀雄
- Organizer
  第6回小山工業高等専門学校数学セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-21K03200
[Presentation] Rings of nilpotent elements for derivations in polynomial rings2022
- Author(s)
  Hideo Kojima, Kyohei Hattori
- Organizer
  第43回可換環論シンポジウム
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K03200
[Presentation] Logarithmic plurigenera of smooth affine surfaces2019
- Author(s)
  Hideo Kojima
- Organizer
  Algebraic surfaces and related topics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05198
[Presentation] Rational open surfaces of log Kodaira dimension ≦ 12019
- Author(s)
  Hideo Kojima
- Organizer
  RIMS Symposia: Rational points on higher dimensional varieties
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05198
[Presentation] Some results on open algebraic surfaces of logarithmic Kodaira dimension zero2019
- Author(s)
  Hideo Kojima
- Organizer
  Kinosaki Algebraic Geometry Symposium 2019
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05198
[Presentation] Normal log canonical del Pezzo surfaces of rank one2018
- Author(s)
  小島秀雄
- Organizer
  代数学ミニシンポジウム2018
- Data Source
  KAKENHI-PROJECT-17K05198
[Presentation] 2変数多項式環上の単項式導分の核について2018
- Author(s)
  小島秀雄
- Organizer
  第92回米沢数学セミナー「可換Banach環と関連分野研究集会」
- Data Source
  KAKENHI-PROJECT-17K05198
[Presentation] Complements of plane curves with logarithmic Kodaira dimension zero2018
- Author(s)
  Hideo Kojima
- Organizer
  Polynomial Rings and Affine Algebraic Geometry
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05198
[Presentation] Normal log canonical del Pezzo surfaces of rank one2018
- Author(s)
  Hideo Kojima
- Organizer
  Algebraic Geometry - Mariusz Koras in memoriam
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05198
[Presentation] Complements of plane curves with logarithmic Kodaira dimension zero2018
- Author(s)
  Hideo Kojima
- Organizer
  Polynomial Rings and Affine Algebraic Geometry (PRAAG2018)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04826
[Presentation] Qホモロジー射影平面上の単尖点有理曲線について2017
- Author(s)
  小島秀雄
- Organizer
  代数学ミニシンポジウム2017
- Data Source
  KAKENHI-PROJECT-17K05198
[Presentation] 対数的小平次元がゼロとなる開代数曲面について2017
- Author(s)
  小島秀雄
- Organizer
  第62回代数学シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-17K05198
[Presentation] Normal del Pezzo surfaces of rank one with log canonical singular points2017
- Author(s)
  Hideo Kojima
- Organizer
  The 15th Affine Algebraic Geometry Meeting
- Place of Presentation
  関西学院大学大阪梅田キャンパス (大阪府大阪市北区)
- Year and Date
  2017-03-02
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] Qホモロジー射影平面上の単尖点有理曲線について2017
- Author(s)
  小島秀雄
- Organizer
  代数学ミニシンポジウム2017
- Data Source
  KAKENHI-PROJECT-15K04826
[Presentation] Some results on open algebraic surfaces of log Kodaira dimension zero2017
- Author(s)
  小島秀雄
- Organizer
  第4回代数幾何学研究集会―宇部―
- Place of Presentation
  宇部工業高等専門学校
- Invited
- Data Source
  KAKENHI-PROJECT-15K04826
[Presentation] Normal del Pezzo surfaces of rank one with log canonical singular points2017
- Author(s)
  Hideo Kojima
- Organizer
  The 15th Affine Algebraic Geometry Meeting
- Place of Presentation
  関西学院大学梅田キャンパス（大阪市・北区）
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04826
[Presentation] Some results on open algebraic surfaces of log Kodaira dimension zero2017
- Author(s)
  小島秀雄
- Organizer
  第4回代数幾何学研究集会―宇部―
- Place of Presentation
  宇部工業高等専門学校 (山口県宇部市)
- Year and Date
  2017-01-07
- Invited
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] 対数的小平次元がゼロとなる開代数曲面について2017
- Author(s)
  小島秀雄
- Organizer
  第62回代数学シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-15K04826
[Presentation] Kernels of some higher derivations in polynomial rings2016
- Author(s)
  Hideo Kojima
- Organizer
  The 7th Polynomial Ring Seminar
- Place of Presentation
  首都大学東京（東京・八王子）
- Year and Date
  2016-02-18
- Data Source
  KAKENHI-PROJECT-15K04826
[Presentation] Kernels of some higher derivations in polynomial rings2016
- Author(s)
  小島秀雄
- Organizer
  第90回米沢数学セミナー「可換Banach環と関連分野研究集会」
- Place of Presentation
  山形大学工学部
- Data Source
  KAKENHI-PROJECT-15K04826
[Presentation] Kernels of some higher derivations in polynomial rings2016
- Author(s)
  小島秀雄
- Organizer
  第90回米沢数学セミナー「可換Banach環と関連分野研究集会」
- Place of Presentation
  山形大学工学部 (山形県米沢市)
- Year and Date
  2016-07-03
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] Some results on open algebraic surfaces of log Kodaira dimension zero2016
- Author(s)
  小島秀雄
- Organizer
  Workshop on Galois point and related topic
- Place of Presentation
  新潟大学駅南キャンパスときめいと (新潟県新潟市中央区)
- Year and Date
  2016-06-04
- Invited
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] Kernels of some higher derivations in polynomial rings2016
- Author(s)
  小島秀雄
- Organizer
  第7回多項式環論セミナー
- Place of Presentation
  首都大学東京
- Year and Date
  2016-02-18
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] 3変数多項式環における局所有限高階導分の核2015
- Author(s)
  小島秀雄
- Organizer
  射影多様体の幾何とその周辺2015
- Place of Presentation
  高知大学理学部
- Year and Date
  2015-10-31
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] Some results on open algebraic surfaces of non-negative logarithmic Kodaira dimension2015
- Author(s)
  Hideo Kojima
- Organizer
  KIAS-TIFR-ICTS joint advanced school on algebraic surfaces and related topics
- Place of Presentation
  International Center for Theoretical Sciences, Bangalore, India
- Year and Date
  2015-11-30
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24340006
[Presentation] オイラー数が0以下となる正規アフィン代数曲面について2015
- Author(s)
  小島秀雄
- Organizer
  第6回多項式環論セミナー
- Place of Presentation
  静岡大学教育学部
- Year and Date
  2015-08-20
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] Some results on normal log canonical del Pezzo surfaces of rank one2015
- Author(s)
  小島秀雄
- Organizer
  代数幾何シンポジウム2014 in 岐阜
- Place of Presentation
  ソフトピアジャパン　センタービル (大垣駅前)
- Year and Date
  2015-01-10
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] Some results on open algebraic surfaces of non-negative logarithmic Kodaira dimension2015
- Author(s)
  Hideo Kojima
- Organizer
  KIAS-TIFR-ICTS Joint Advanced School of Algebraic Surfaces and Related Topics
- Place of Presentation
  International Centre for Theoretical Sciences of the Tata Institute of Fundamental Research, Bangalore (インド)
- Year and Date
  2015-11-30
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] 3変数多項式環における局所有限高階導分の核2015
- Author(s)
  小島秀雄
- Organizer
  射影多様体の幾何とその周辺2015
- Place of Presentation
  高知大学（高知・高知）
- Year and Date
  2015-10-31
- Data Source
  KAKENHI-PROJECT-15K04826
[Presentation] オイラー数が0以下となる正規アフィン代数曲面について2015
- Author(s)
  小島秀雄
- Organizer
  第6回多項式環論セミナー
- Place of Presentation
  静岡大学（静岡・駿河区）
- Year and Date
  2015-08-20
- Data Source
  KAKENHI-PROJECT-15K04826
[Presentation] 多項式環における局所有限高階導分の核について2015
- Author(s)
  小島秀雄
- Organizer
  第5回多項式環論セミナー
- Place of Presentation
  首都大学東京
- Year and Date
  2015-01-12
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] 多項式環における局所有限高階導分の核について2015
- Author(s)
  小島秀雄
- Organizer
  代数小研究集会 in 新潟
- Place of Presentation
  新潟大学工学部
- Year and Date
  2015-06-07
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] Open algebraic surfaces of non-negative logarithmic Kodaira dimension2014
- Author(s)
  Hideo Kojima
- Organizer
  Kyoto Workshop on Algebraic Varieties and Automorphism Groups
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2014-07-11
- Invited
- Data Source
  KAKENHI-PROJECT-24340006
[Presentation] Open algebraic surfaces of non-negative logarithmic Kodaira dimension2014
- Author(s)
  Hideo Kojima
- Organizer
  RIMS Workshop ``Kyoto Workshop on Algebraic Varieties and Automorphism Groups”
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2014-07-11
- Invited
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] Locally finite iterative higher derivations on k[x,y]2014
- Author(s)
  小島秀雄
- Organizer
  アフィン代数幾何学研究集会
- Place of Presentation
  首都大学東京
- Year and Date
  2014-09-14
- Invited
- Data Source
  KAKENHI-PROJECT-24340006
[Presentation] Locally finite iterative higher derivations on k[x,y]2014
- Author(s)
  小島秀雄
- Organizer
  アフィン代数幾何学研究集会
- Place of Presentation
  首都大学東京
- Year and Date
  2014-09-14
- Invited
- Data Source
  KAKENHI-PROJECT-26400042
[Presentation] 対数的小平次元がゼロとなる開代数曲面とある種のアフィン曲面の特徴付け2013
- Author(s)
  小島秀雄
- Organizer
  代数幾何ミニ研究集会
- Place of Presentation
  埼玉大学
- Year and Date
  2013-03-27
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] ピカール数1の正規delPezzo曲面について2013
- Author(s)
  小島秀雄
- Organizer
  第4回代数曲面ワークショップ at南大沢
- Place of Presentation
  首都大学東京
- Year and Date
  2013-08-04
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] Open algebraic surfaces of logarithmic Kodaira dimension zero2013
- Author(s)
  小島秀雄
- Organizer
  第12回アフィン代数幾何学研究集会
- Place of Presentation
  関西学院大学大阪梅田キャンパス
- Year and Date
  2013-09-07
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] 開代数曲面の対数的多重種数について2012
- Author(s)
  小島秀雄
- Organizer
  射影多様体の幾何とその周辺2012
- Place of Presentation
  高知大学(招待講演)
- Year and Date
  2012-10-08
- Data Source
  KAKENHI-PROJECT-24340006
[Presentation] Logarithmic plurigenera of some normal affine surfaces2012
- Author(s)
  小島秀雄
- Organizer
  International Conference on Affine Algebraic Geometry and Related Topics
- Place of Presentation
  吉林大学,中国(招待講演)
- Year and Date
  2012-08-01
- Data Source
  KAKENHI-PROJECT-24340006
[Presentation] Remarks on normal del Pezzo surfaces of rank one2012
- Author(s)
  H. Kojima
- Organizer
  第9回アフィン代数幾何学研究集会
- Place of Presentation
  関西学院大学大阪梅田キャンパス
- Year and Date
  2012-03-02
- Data Source
  KAKENHI-PROJECT-21540033
[Presentation] 開代数曲面の対数的多重種数について2012
- Author(s)
  小島秀雄
- Organizer
  射影多様体の幾何とその周辺2012
- Place of Presentation
  高知大学
- Year and Date
  2012-10-08
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] Remarks on normal del Pezzo surfaces of rank one2012
- Author(s)
  小島秀雄
- Organizer
  第9回アフィン代数幾何学研究集会
- Place of Presentation
  関西学院大学大阪梅田キャンパス
- Year and Date
  2012-03-02
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] Logarithmic plurigenera of some normal affine surfaces2012
- Author(s)
  Hideo Kojima
- Organizer
  International Conference on Affine Algebraic Geometry and Related Topics
- Place of Presentation
  Jilin University,中国
- Year and Date
  2012-08-01
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] Logarithmic plurigenera of some open algebraic surfaces2011
- Author(s)
  小島秀雄
- Organizer
  第8回アフィン代数幾何学研究集会
- Place of Presentation
  関西学院大学大阪梅田キャンパス
- Year and Date
  2011-09-04
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] Logarithmic plurigenera of some open algebraic surfaces2011
- Author(s)
  H. Kojima
- Organizer
  代数幾何学シンポジウム-佐渡-
- Place of Presentation
  佐渡島開発総合センター
- Year and Date
  2011-06-02
- Data Source
  KAKENHI-PROJECT-21540033
[Presentation] Logarithmic plurigenera of some open algebraic surfaces2011
- Author(s)
  小島秀雄
- Organizer
  第8回アフィン代数幾何学研究集会
- Place of Presentation
  関西学院大学大阪梅田キャンパス（大阪市)
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] ピカール数1の正規デルペッゾ曲面について2011
- Author(s)
  小島秀雄
- Organizer
  津山代数幾何シンポジウム2011
- Place of Presentation
  津山工業高等専門学校（津山市)
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] ピカール数1の正規デルペッゾ曲面について2011
- Author(s)
  小島秀雄
- Organizer
  津山代数幾何シンポジウム2011
- Place of Presentation
  津山工業高等専門学校
- Year and Date
  2011-07-07
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] Remarks on kernels of rational higher derivations2010
- Author(s)
  小島秀雄
- Organizer
  アフィン代数幾何学研究集会
- Place of Presentation
  関西学院大学大阪梅田キャンパス
- Year and Date
  2010-03-04
- Data Source
  KAKENHI-PROJECT-20740006
[Presentation] 対数的小平次元が1となる開代数曲面について,射影多様体の幾何とその周辺2010
- Author(s)
  小島秀雄
- Place of Presentation
  高知大学
- Year and Date
  2010-11-05
- Data Source
  KAKENHI-PROJECT-21540033
[Presentation] 対数的小平次元が1 となる開代数曲面について2010
- Author(s)
  小島秀雄
- Organizer
  射影多様体の幾何とその周辺2010
- Place of Presentation
  高知大学
- Year and Date
  2010-11-05
- Data Source
  KAKENHI-PROJECT-20740006
[Presentation] Some elementary results on kernels of higher derivations, Int. conference on Commutative Algebra and Algebraic Geometry2010
- Author(s)
  H. Kojima
- Organizer
  Indian institute of Science
- Place of Presentation
  Bangalore, India
- Year and Date
  2010-12-09
- Data Source
  KAKENHI-PROJECT-21540033
[Presentation] Some elementary results on kernels of higher derivations2010
- Author(s)
  H. Kojima
- Organizer
  International conference on Commutative Algebra and Algebraic Geometry
- Place of Presentation
  Indian Institute of Science, Bangalore, India
- Year and Date
  2010-12-09
- Data Source
  KAKENHI-PROJECT-20740006
[Presentation] Some elementary results on kernels of higher derivations2010
- Author(s)
  Hideo Kojima
- Organizer
  International conference on commutative algebra and algebraic geometry
- Place of Presentation
  Indian Institute of Science(インド)
- Year and Date
  2010-12-09
- Data Source
  KAKENHI-PROJECT-20740006
[Presentation] Notes on kernels of higher derivations2009
- Author(s)
  小島秀雄
- Organizer
  アフィン代数幾何学研究集会
- Place of Presentation
  関西学院大学大阪梅田キャンパス
- Year and Date
  2009-09-03
- Data Source
  KAKENHI-PROJECT-20740006
[Presentation] Open algebraic surface with logarithmic Kodaira dimension one2008
- Author(s)
  H. Kojima
- Organizer
  Conference on affine algebraic geometry
- Place of Presentation
  Fireflies Intercultural Center, Bangalore, India
- Year and Date
  2008-12-22
- Data Source
  KAKENHI-PROJECT-19540016
[Presentation] On Yoshihara's conjecture on complement of plane curves2008
- Author(s)
  小島秀雄
- Place of Presentation
  神奈川大学富士見高原研修所
- Year and Date
  2008-06-08
- Data Source
  KAKENHI-PROJECT-19540016
[Presentation] Open algebraic surfaces with logarithmic Kodaira dimension one2008
- Author(s)
  H. Kojima
- Organizer
  Conference on Affine Algebraic Geometry
- Place of Presentation
  Fireflies Intercultual Center, Bangalore, India
- Year and Date
  2008-12-22
- Data Source
  KAKENHI-PROJECT-20740006
[Presentation] ピカール数1 の正規del Pezzo曲面について2008
- Author(s)
  小島秀雄
- Organizer
  射影多様体の幾何とその周辺2008
- Place of Presentation
  高知大学
- Year and Date
  2008-11-01
- Data Source
  KAKENHI-PROJECT-20740006
[Presentation] Notes on D-dimensions of algebraic surfaces in any characteristic2008
- Author(s)
  小島秀雄
- Organizer
  アフィン代数幾何学研究集会
- Place of Presentation
  関西学院大学大阪梅田キャンパス
- Year and Date
  2008-09-04
- Data Source
  KAKENHI-PROJECT-20740006
[Presentation] ピカール数1の正規del Pezzo曲面について2008
- Author(s)
  小島秀雄
- Organizer
  射影多様体の幾何とその周辺2008
- Place of Presentation
  高知大学理学部
- Year and Date
  2008-11-01
- Data Source
  KAKENHI-PROJECT-19540016
[Presentation] ピカール数1の正規del Pezzo曲面について
- Author(s)
  小島秀雄
- Organizer
  第４回代数曲面ワークショップ
- Place of Presentation
  首都大学東京，南大沢キャンパス
- Invited
- Data Source
  KAKENHI-PROJECT-24340006
[Presentation] Open algebraic surfaces of logarithmic Kodaira dimension zero
- Author(s)
  小島秀雄
- Organizer
  第12回アフィン代数幾何学研究集会
- Place of Presentation
  関西学院大学大阪梅田キャンパス (大阪市北区)
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] Open algebraic surfaces of logarithmic Kodaira dimension zero
- Author(s)
  小島秀雄
- Organizer
  The 12-th meeting of AAG in Osaka
- Place of Presentation
  関西学院大学大阪梅田キャンパス
- Invited
- Data Source
  KAKENHI-PROJECT-24340006
[Presentation] Logarithmic plurigenera of some normal affine surfaces
- Author(s)
  Hideo Kojima
- Organizer
  International Conference on Affine Algebraic Geometry and Related Topics
- Place of Presentation
  Jilin University (吉林大学), 中国
- Invited
- Data Source
  KAKENHI-PROJECT-23740008
[Presentation] ピカール数1の正規del Pezzo曲面について
- Author(s)
  小島秀雄
- Organizer
  第4回代数曲面ワークショップ at 南大沢
- Place of Presentation
  首都大学東京　(東京都八王子市)
- Data Source
  KAKENHI-PROJECT-23740008

1. YOSHIHARA Hisao (60114807)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
2. TOKUNAGA Hiroo (30211395)

# of Collaborated Projects: 5 results

# of Collaborated Products: 0 results
3. KONNO Kazuhiro (10186869)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
4. KONDO Shigeyuki (50186847)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
5. TAKATA Toshie (40253398)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
6. KISHIMOTO Takashi (20372576)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
7. Kuroda Shigeru (70453032)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
8. OHBUCHI Akira (10211111)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
9. TAJIMA Shinichi (70155076)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
10. SEKIGAWA Kouei (60018661)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. Miyanishi Masayoshi (80025311)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. SAITO Natsuo (70382372)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. TAKAHASHI Takeshi (60390431)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. HOMMA Masaaki (80145523)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. AKIYAMA Shigeki (60212445)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. OAKU Toshinori (60152039)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. TAKEUCHI Kiyoshi (70281160)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. NAKAMURA Yayoi (60388494)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. Tanimoto Ryuji (20547062)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. 増田佳代 (40280416)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. 星明考 (50434262)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. 山崎愛一 (10283590)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. 木田雅成 (20272057)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. 岡田拓三 (20547012)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. 安田健彦 (30507166)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
26. 山木壱彦 (80402973)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
27. 下元数馬 (70588780)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
28. 橋詰健太 (40934211)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
29. NAGAMINE Takanori

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

KOJIMA Hideo 小島 秀雄

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Study of structure and logarithmic plurigenera of normal affine surfaces by using the minimal model theoryPrincipal Investigator

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Structure and logarithmic plurigenera of normal affine surfacesPrincipal Investigator

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Research on open algebraic surfaces and normal algebraic surfacesPrincipal Investigator

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Understanding the structure of open algebraic surfaces and normal algebraic surfaces of logarithmic Kodaira dimension one or lessPrincipal Investigator

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Understanding the structure of affine algebraic varieties and its applicationsPrincipal Investigator

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Classification of open algebraic surfaces and its applicationsPrincipal Investigator

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対数的小平次元が非負となる開代数曲面に関する研究Principal Investigator

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KOJIMA Hideo 小島秀雄