Faculty Members

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Professor SEKIGUCHI Koji


Year of birth 1954 Gender Male
Affiliation Department of Core Studies
Job titles
Personal web site

Areas of specialization
Laboratory/research office
Current reseach topics
Educational background 1983: Doctor
1979: Master
1977: Bachelor
Professional background : 
Licenses
Academic societies

Courses  * Courses provided in English are shown with (E) mark

Undergraduate school ▼

Mathematics 4

Graduate school ▼

Research activities

Research papers ▼

  1. Authors: SEKIGUCHI, Koji
    Title: On abelian p - extensions of formal power series fields, Tokyo J. Math., Vol.27, pp. 493-518, (2004)
    Journal: 
    Year: 2004
  2. Authors: SEKIGUCHI, Koji
    Title: On the structure of strictly complete valuation rings, Tokyo J. Math., Vol.26, pp.393-402, (2003)
    Journal: 
    Year: 2003
  3. Authors: SEKIGUCHI, Koji
    Title: Linear topologies on a field and completions of valuation rings, Tokyo J. Math., Vol.25, pp.63-73, (2002)
    Journal: 
    Year: 2002
  4. Authors: SEKIGUCHI, Koji
    Title: Sheaves on local ringed spaces associated to Hilbert rings, Tokyo J. Math., Vol. 24, pp. 309-317, (2001)
    Journal: 
    Year: 2001
  5. Authors: SEKIGUCHI, Koji
    Title: On presheaves associated to modules, Tokyo J. Math., Vol.21, pp.49-59, (1998)
    Journal: 
    Year: 1998
  6. Authors: SEKIGUCHI, Koji
    Title: Differential forms on ringed spaces of valuation rings, Tokyo J. Math., Vol.18, pp.133-145, (1995)
    Journal: 
    Year: 1995
  7. Authors: SEKIGUCHI, Koji
    Title: Ringed spaces of valuation rings over Hilbert rings, Tokyo J. Math., Vol.18, pp.425-435, (1995)
    Journal: 
    Year: 1995
  8. Authors: SEKIGUCHI, Koji
    Title: Ringed spaces of valuation rings and projective limits of schemes, Tokyo J. Math., Vol.16, pp.191-203, (1993)
    Journal: 
    Year: 1993
  9. Authors: SEKIGUCHI, Koji
    Title: Prufer domain and affine scheme, Tokyo J.Math.13, pp.259-275, (1990)
    Journal: 
    Year: 1990
  10. Authors: SEKIGUCHI, Koji
    Title: Fractal aspects of localization of algebraic integers and complex dynamical systems,共著者：K. Nishizawa, K. Yoshino, Proc. Japan Acad.66, pp.45-48, (1990)
    Journal: 
    Year: 1990
  11. Authors: SEKIGUCHI, Koji
    Title: The Lubin-Tate theory for formal power series fields with finite coefficient fields, J. Number Theory 18, pp.360-370, (1984)
    Journal: 
    Year: 1984
  12. Authors: SEKIGUCHI, Koji
    Title: Class field theory of p-extensions over a formal power series field with a p-quasifinite coefficient field, Tokyo J.Math.6, pp.167-190, (1983)
    Journal: 
    Year: 1983
  13. Authors: SEKIGUCHI, Koji
    Title: Representation of Witt vectors by　formal power series and its applications, 共著者：K. Kanesaka, Tokyo J.Math.2, pp.349-370, (1979)
    Journal: 
    Year: 1979

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Invited lectures ▼

Notable projects ▼

Awards ▼

Patents ▼

Grants-in-Aid for Scientific Research from the Japanese government ▼

Competitive research funds ▼

Social activities

Committee roles ▼

Published books ▼