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TSUBOI Shoji

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Revised Date 2010.05.24
Researcher Name TSUBOI Shoji
Date of Birth 1943.12
Organization Name,Department Name,Job Title
1. Kagoshima University

Professor Emeritus
2. Kagoshima University Faculty of Science Department of Mathematics and Computer Science

Professor Emeritus
Fax +81-99-281-6143
Research Field Algebra ,Geometry
Keywords for Research Field Complex analytic geometry, Complex algebraic geometry, Singularity theory, Computational algebra, Symbolic dynamics
Research Theme
1. Local and global characteristics of singular complex projective hypersurfaces
Singular projective hypersurfaces, Chern numbers, Mixed Hodge numbers, Polar multiplicities
Research Field: Geometry , Algebra , Basic analysis
(Individual) 2002- 2005   -
2. Resolution or improvement of the singularities of complex projective hypersurfaces
Hypersurfece singularities, Desingularizations, Blowing-ups, quasi-ordinary singularities, Cremona transformations
Research Field: Geometry , Algebra , Basic analysis
(Individual) 2003- 2005   -
3. Deformations of the mixed Hodge structures of singular complex projective hypersurfaces
Singular complex projective hypersurfaces, Mixed Hodge structures,Infinitesimal Mixed Torelli problem
Research Field: Geometry , Algebra , Basic analysis
(Individual) 2002- 2005   -
4. Topological and analytical study on complex projective hypersurfaces with quasi-ordinary singularities
Research Field: Algebra , Geometry
2007- 2008   -
5. Linear projections of rational threefolds
Research Field: Algebra , Geometry
2009-   -
Homepage URL
http://www7b.biglobe.ne.jp/~tsuboif/
Research Result (papers and notes)
(39cases)
1. Normalization of a certain degenerate ordinary triple point of dimension three
Proceedings of the 12th International Conference on Finite or Infinite Dimensional Complex Analysis and Applications, Kyushu Univ. Press (2005) / ,
2. Infinitesimal mixed Torelli problem for algebraic surfaces with ordinary singularities, II
Rep. Fac. Sci., Kagoshima Univ. (2005) 38, pp.1-81 / ,
3. The Chern numbers of the normalization of an algebraic threefold with ordinary singularities
Seminaies et Congres 10, Soc. Math. France (Proceedings of the Rencontre "Singularites Franco-Japonaise", CIRM, Luminy, Marseille, France, 2003) (2005) pp.351-372 / ,
Further display
Research Result (publications)
(1cases)
1. Differential and Integral Calculus (1993)
Graduate School
1. The University of Tokyo
Master (Graduate School, Division of Science )
1968 (Completed )
Graduating School
1. The University of Tokyo
University (Faculty of Science )
1966 (Graduated )
Academic Degree
1. Doctor of Science
(Thesis) Kyoto University
Geometry
Research Employment History
1968-1973 Research Institute for Mathematical Sciences, 
      Kyoto University, Research Assistant
1973-1974 College of Liberal Arts, Kagoshima University,
      Lecturer
1974-1986 College of Liberal Arts, Kagoshima University,
      Associate Professor
1986-1997 College of Liberal Arts, Kagoshima University,
      Professor
1997-2009 Faculty of Science, Kagoshima University, 
       Professor
2009-     Professor Emeritus at Kagoshima University
1994-1995 Center for Advanced Study at the Norwegian
      Academy, Visiting Researcher
Academic Society Affiliations The Mathematical Society of Japan (Representative, Councilor ,2001, 2002 ,Japan )

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