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Homepage of Hisanori Ohashi
Affiliation: Department of Mathematics, Faculty of Science and Technology, Tokyo University of Science; Junior Associate Professor
Research Area: Algebraic Geometry
email: ohashi_hisanori (AT) ma.noda.tus.ac.jp
Birth: February 3, 1981/ Chitacity, Aichi, JAPAN
Articles

Bicanonical representations of finite automorphisms acting on Enriques surfaces,
preprint, math arxiv .

Finite groups of automorphisms of Enriques surfaces and the Mathieu group M12 (with S. Mukai),
preprint, math arxiv .

Gorenstein Qhomology projective planes (with D. Hwang and J. Keum),
Sci. China Math. 58 (2015),
501512.

The automorphism groups of Enriques surfaces covered by symmetric quartic surfaces (with S. Mukai),
to appear in London Math. Soc. Lecture Note Ser., 417, 'Recent advances in Algebraic geometry',
also see RIMS1795.

Classification of involutions on Enriques surfaces (with H. Ito),
Michigan Math. J., 63 (2014),
159188.

Nonnatural nonsymplectic involutions on symplectic manifolds of K3^[2]type (with M. Wandel),
preprint, math arxiv.

Enriques surfaces of HutchinsonGoepel type and Mathieu automorphisms (with S. Mukai),
in 'Arithmetic and Geometry of K3 surfaces and CalabiYau threefolds',
Fields institute Communications 67 (2013), 429454.
Also see RIMS1751.

Rationality of the moduli spaces of Eisenstein K3 surfaces (with S. Ma and S. Taki),
to appear in Trans. Amer. Math. Soc.,
pdf

K3 surfaces and log del Pezzo surfaces of index three (with S. Taki),
Manuscripta Math., 139 (2012),
443471.

HutchinsonWeber involutions degenerate exactly when the Jacobian is Comessatti,
Publ. Res. Inst. Math. Sci., 48 (2012),
107127.

Integral sections of some elliptic K3 surface via the binary Golay code,
preprint, RIMS1696.

Enriques surfaces covered by Jacobian Kummer surfaces,
Nagoya Math. J., 195 (2009),
165186.

Counting Enriques quotients of a K3 surface,
preprint, RIMS1609.

On the number of Enriques quotients of a K3 surface,
Publ. Res. Inst. Math. Sci., 43 (2007),
181200.
Curriculum Vitae
Latest update: August 2015
(since October 1, 2009)