T. Sakai

发表

Cut Loci and Distance Functions

Jin-ichi Itoh, T. Sakai, 2007 .

Cut loci of Berger's spheres

T. Sakai, 1981 .

On eigen-values of Laplacian and curvature of Riemannian manifold

T. Sakai, 1971 .

Comparison and Finiteness Theorems in Riemannian Geometry

T. Sakai, 1984 .

Characterization of a di¤erentiable point of the distance function to the cut locus

T. Sakai, Minoru Tanaka, 2007 .

Transferred Kinematic Formulae in Two Point Homogeneous Spaces

T. Sakai, 2007 .

Variational problems for integral invariants of the second fundamental form of a map between pseudo-Riemannian manifolds

T. Sakai, Yuichiro Sato, R. Akiyama, 2022, 2204.10538.

ON RIEMANNIAN MANIFOLDS ADMITTING A FUNCTION WHOSE GRADIENT IS OF CONSTANT NORM Π Dedicated to Professor S. Tanno on his sixtieth birthday

T. Sakai, 2005 .

Cohomogeneity one special Lagrangian submanifolds in the cotangent bundle of the sphere

T. Sakai, Kaname Hashimoto, 2012 .

Area-minimizing cones over minimal embeddings of R-spaces

T. Sakai, S. Ohno, 2015, 1507.02006.

Curvature and Topology of Riemannian Manifolds

Toshikazu Sunada, Katsuhiro Shiohama, K. Shiohama, 1986 .

On Riemannian manifolds admitting a function whose gradient is of constant norm II

T. Sakai, Takashi Sakai, 1996 .

Lagrangian Floer homology of a pair of real forms in Hermitian symmetric spaces of compact type

T. Sakai, H. Tasaki, Hiroshi Iriyeh, 2011, 1108.0260.

Tight Lagrangian surfaces in S2 × S2

T. Sakai, Hiroshi Iriyeh, 2010 .

INTRODUCTION TO INTEGRAL GEOMETRY IN RIEMANNIAN HOMOGENEOUS SPACES

T. Sakai, Takashi Sakai, 2010 .

D G ] 1 5 Ju n 20 09 Tight Lagrangian surfaces in S 2 × S 2 ∗

T. Sakai, Hiroshi Iriyeh, 2009 .

Tight Lagrangian surfaces in $S^2 \times S^2$

T. Sakai, Hiroshi Iriyeh, 2008, 0809.1536.

INTEGRAL GEOMETRY AND HAMILTONIAN VOLUME MINIMIZING PROPERTY

T. Sakai, 2006 .

Hamiltonian volume minimizing properties of Lagrangian submanifolds (New methods and subjects in submanifold theory and related areas)

T. Sakai, Hajime Ono, Hiroshi Iriyeh, 2004 .

Integral geometry and Hamiltonian volume minimizing property of a totally geodesic Lagrangian torus in S2 × S2

T. Sakai, Hajime Ono, Hiroshi Iriyeh, 2003 .

Integral Geometry and Hamiltonian volume minimizing property of a totally geodesic Lagrangian torus in S^2 times S^2

T. Sakai, Hajime Ono, Hiroshi Iriyeh, 2003, math/0310432.

Natural Γ-symmetric structures on R-spaces

T. Sakai, P. Quast, 2020 .

Harmonic Maps and Bi-Harmonic Maps on CR-Manifolds and Foliated Riemannian Manifolds

H. Urakawa, T. Sakai, S. Ohno, 2016 .

DIFFERENTIAL GEOMETRY

T. Sakai, 2014 .

On the riemannian structure all of whose geodesics are closed and of the same length

T. Sakai, 1975 .

Natural $\Gamma$-symmetric structures on $R$-spaces

T. Sakai, P. Quast, 2019, 1909.08917.

Remarks on the injectivity radius estimate for almost 1/4-pinched manifolds

W. Klingenberg, T. Sakai, 1986 .

On the structure of cut loci in compact Riemannian symmetric spaces

T. Sakai, 1978 .

On cut loci of compact symmetric spaces

T. Sakai, 1977 .

On the diameter of some riemannian manifolds

T. Sakai, 1978 .

On the structures of positively curved manifolds with certain diameter

K. Shiohama, T. Sakai, 1972 .

On continuity of injectivity radius function

T. Sakai, Takashi Sakai, 1983 .

Weakly reflective submanifolds and austere submanifolds

T. Sakai, Osamu Ikawa, H. Tasaki, 2006, math/0612384.

On the index theorem for isometry-invariant geodesics

T. Sakai, 1975 .

Lie-algebraic characterization of tangentially degenerate orbits of s-representations

T. Sakai, Osamu Ikawa, H. Tasaki, 2010 .

Orbits of s-representations with degenerate Gauss mappings

T. Sakai, Osamu Ikawa, H. Tasaki, 2008, 0803.2391.