Rchr
J-GLOBAL ID：200901097671393866
Update date: Sep. 01, 2020
Sekizawa Masami
セキザワ マサミ | Sekizawa Masami
Affiliation and department：
Research field (1)：
Geometry
Research theme for competitive and other funds (6)：
MISC (38)：
-
On curvatures of linear frame bundles with naturally lifted metrics. Rend. Sem. Mat. Univ. Pol. Torino. 2005. 63. 283-295
-
On the three-dimensional hypersurfaces with type number two in H^4 and S^4 treated in intrinsic way. Rendiconti del Circolo Matematico di Palermo, Serie II. 2004. 72. Suppl. 107-126
-
On Riemannian manifolds whose tangent sphere bundles can have nonnegative sectional curvature. Universitatis Jagellonicae Acta Mathematica, Fasciculus XI. 2002. 245-256
-
Can tangent sphere bundles over Riemannian manifolds have strictly positive sectional curvature?. Global Differential Geometry: The Mathematical Legacy of Alfred Gray, Contemporary Mathematics. 2001. 288. 110-118
-
Curvatures of tangent sphere bundles with arbitrary constant radius. Proceeding of the First Seminar on Geometry and Topology. 2001. 148-166
ｍore...
Books (13)：
-
数の理論 入門
丸善 2004
-
微分幾何学入門
日本評論社 2003
-
リーマン幾何学入門
日本評論社 2001
-
問題解決への数学
丸善 2001
-
算数があぶない
岩波書店 2000
ｍore...
Education (4)：
- - 1969 Tokyo University of Science Graduate School of Science
- - 1969 Tokyo University of Science Graduate School, Division of Natural Science
- - 1967 Tokyo University of Science
- - 1967 Tokyo University of Science Faculty of Science
Professional career (1)：
Association Membership(s) (1)：
Return to Previous Page
