• 130 Citations
  • 6 h-Index
1985 …2018

Research output per year

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Research Output

  • 130 Citations
  • 6 h-Index
  • 24 Article
2018

Higher Gauss maps of Veronese varieties—A generalization of Boole’s formula and degree bounds for higher Gauss map images

Kaji, H., 2018 Feb 27, (Accepted/In press) In : Communications in Algebra. p. 1-15 15 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2015

Degree formula for Grassmann bundles

Kaji, H. & Terasoma, T., 2015 Dec 1, In : Journal of Pure and Applied Algebra. 219, 12, p. 5426-5428 3 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2014

On the tangentially degenerate curves, II

Kaji, H., 2014 Jan 1, In : Bulletin of the Brazilian Mathematical Society. 45, 4, p. 745-752 8 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2010

Any algebraic variety in positive characteristic admits a projective model with an inseparable Gauss map

Fukasawa, S. & Kaji, H., 2010 Mar 1, In : Journal of Pure and Applied Algebra. 214, 3, p. 297-300 4 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Projective varieties admitting an embedding with Gauss map of rank zero

Fukasawa, S., Furukawa, K. & Kaji, H., 2010 Aug 1, In : Advances in Mathematics. 224, 6, p. 2645-2661 17 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2009

The separability of the Gauss map versus the reflexivity

Kaji, H., 2009 Apr 1, In : Geometriae Dedicata. 139, 1, p. 75-82 8 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2008

Existence of a non-reflexive embedding with birational Gauss map for a projective variety

Fukasawa, S. & Kaji, H., 2008 Oct 1, In : Mathematische Nachrichten. 281, 10, p. 1412-1417 6 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

The reflexivity of a Segre product of projective varieties

Fukasawa, S. & Kaji, H., 2008 Oct 1, In : Mathematische Annalen. 342, 2, p. 279-289 11 p.

Research output: Contribution to journalArticle

2007

The separability of the Gauss map and the reflexivity for a projective surface

Fukasawa, S. & Kaji, H., 2007 Aug 1, In : Mathematische Zeitschrift. 256, 4, p. 699-703 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
2004

Projective geometry of Freudenthal's varieties of certain type

Kaji, H. & Yasukura, O., 2004 Dec 1, In : Michigan Mathematical Journal. 52, 3, p. 515-542 28 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2003

On the Duals of Segre Varieties

Kaji, H., 2003 Jun 1, In : Geometriae Dedicata. 99, 1, p. 221-229 9 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)
2000

Secant varieties of adjoint varieties: Orbit decomposition

Kaji, H. & Yasukura, O., 2000 May 1, In : Journal of Algebra. 227, 1, p. 26-44 19 p.

Research output: Contribution to journalArticle

Open Access
4 Citations (Scopus)

Tangent loci and certain linear sections of adjoint varieties

Kaji, H. & Yasukura, O., 2000 Jun, In : Nagoya Mathematical Journal. 158, p. 63-72 10 p.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)
1999

Adjoint varieties and their secant varieties

Kaji, H., Ohno, M. & Yasukura, O., 1999 Mar 29, In : Indagationes Mathematicae. 10, 1, p. 45-57 13 p.

Research output: Contribution to journalArticle

Open Access
9 Citations (Scopus)

Homogeneous projective varieties with degenerate secants

Kaji, H., 1999 Dec 1, In : Transactions of the American Mathematical Society. 351, 2, p. 533-545 13 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
1993

On the space curves with the same dual variety

Kaji, H., 1993 Jan 1, In : Journal fur die Reine und Angewandte Mathematik. 1993, 437, p. 1-12 12 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

On the space curves with the same image under the gauss maps

Kaji, H., 1993 Dec 1, In : Manuscripta Mathematica. 80, 1, p. 249-258 10 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
1992

Characterization of space curves with inseparable Gauss maps in extremal cases

Kaji, H., 1992 Jun 1, In : Archiv der Mathematik. 58, 6, p. 539-546 8 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
12 Citations (Scopus)

Strangeness of higher order for space curves

Kaji, H., 1992 Jan 1, In : Communications in Algebra. 20, 6, p. 1535-1548 14 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
1989

Example of σ-transition matrices defining the horrocks-mumford bundle

Kaji, H., 1989 Jun, In : Tokyo Journal of Mathematics. 12, 1, p. 21-32 12 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
1988

On the vector bundles whose endomorphisms yield Azumaya algebras of cyclic type

Kaji, H., 1988 Sep, In : Journal of Algebra. 117, 2, p. 297-326 30 p.

Research output: Contribution to journalArticle

1986

On the tangentially degenerate curves

Kaji, H., 1986, In : Journal of the London Mathematical Society. s2-33, 3, p. 430-440 11 p.

Research output: Contribution to journalArticle

35 Citations (Scopus)
1985

On the normal bundles of rational space curves

Kaji, H., 1985 Mar 1, In : Mathematische Annalen. 273, 1, p. 163-176 14 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)