Results 11 to 20 of about 390 (190)

Inequalities for the Casorati Curvature of Totally Real Spacelike Submanifolds in Statistical Manifolds of Type Para-Kähler Space Forms [PDF]

open access: yesEntropy, 2021
The purpose of this article is to establish some inequalities concerning the normalized δ-Casorati curvatures (extrinsic invariants) and the scalar curvature (intrinsic invariant) of totally real spacelike submanifolds in statistical manifolds of the ...
Bang-Yen Chen   +2 more
doaj   +2 more sources

Totally Real Statistical Submanifolds

open access: diamondInterdisciplinary Information Sciences, 2015
Summary: We prove that a semi-parallel totally real statistical submanifold with some natural conditions is totally geodesic if it is of non zero constant curvature, which is corresponding to the Kassabov theorem in the submanifold theory of Kähler manifolds.
Mirjana Milijević
openalex   +3 more sources

Totally Real Submanifolds with Nonnegative Sectional Curvature [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1986
We prove that an n n -dimensional compact totally real submanifold immersed in an n n -dimensional complex space form with parallel mean curvature vector and nonnegative sectional curvature has parallel second fundamental form. Combining our result and Naitoh’s works we obtain the classification of such submanifolds.
Yoshihiro Ohnita
openalex   +3 more sources

Homogeneous totally real submanifolds of $S^{6}$ [PDF]

open access: bronzeTsukuba Journal of Mathematics, 1985
Let \(S^ 6\) be the 6-dimensional unit sphere in the 7-dimensional Euclidean space \(R^ 7\). The exceptional simple Lie group \(G_ 2\) operates transitively on \(S^ 6\). There exists essentially a unique \(G_ 2\) invariant almost complex structure J on \(S^ 6\). Therefore it has a meaning to study totally real 3-dimensional submanifolds of \((S^ 6,J)\).
Katsuya Mashimo
openalex   +3 more sources

Totally real submanifolds in a 6-sphere [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1981
A 6 6 -dimensional sphere S 6 {S^6} has an almost complex structure induced by properties of Cayley algebra. We investigate 3 3 -dimensional totally real submanifolds in S 6 {S^6} and classify 3 3
Norio Ejiri
openalex   +3 more sources

Totally real submanifolds of (LCS)n-manifolds [PDF]

open access: diamondFacta Universitatis, Series: Mathematics and Informatics, 2018
The present paper deals with the study of totally real submanifolds and C-totally real submanifolds of (LCS)n-manifolds withrespect to Levi-Civita connection as well as quarter symmetric metric connection. It is proved that scalar curvature of C-totally real submanifolds of (LCS)n-manifold with respect to both the said connections are same.
Shyamal Kumar Hui, Tanumoy Pal
openalex   +3 more sources

Totally real submanifolds of a complex space form [PDF]

open access: goldInternational Journal of Mathematics and Mathematical Sciences, 1996
Totally real submanifolds of a complex space form are studied. In particular, totally real submanifolds of a complex number space with parallel mean curvature vector are classified.
U-Hang Ki, Young Ho Kim
doaj   +2 more sources

Pinching Results on Totally Real Submanifolds of a Locally Conformal Kähler Manifolds

open access: goldMathematics
This paper investigates the relationship between pseudo-umbilical and minimal totally real submanifolds in locally conformal Kähler space forms. Some rigidity theorems and an integral inequality are obtained using the moving-frame method and the DDVV ...
Noura M. Alhouiti   +3 more
doaj   +2 more sources

On totally real statistical submanifolds

open access: hybridFilomat, 2018
In the present paper, first we prove some results by using fundamental properties of totally real statistical submanifolds immersed into holomorphic statistical manifolds. Further, we obtain the generalizedWintgen inequality for Lagrangian statistical submanifolds of holomorphic statistical manifolds with constant holomorphic sectional ...
Aliya Naaz Sıddıquı   +1 more
openalex   +4 more sources

Totally real minimal submanifolds of a complex projective space [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1985
An n n -dimensional positively curved compact totally real minimal submanifold of an n n -dimensional complex projective space is totally geodesic.
Francisco Urbano
openalex   +3 more sources

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