ATINDOGBE COMLAN CYRIAQUE [1], TOSSAJOEL [3], EZINJEAN-PIERRE [2],
Let (M, g) be a smooth manifold M endowed with a metric g. A large class of differential operators in differential geometry is intrinsically defined [...]
Article, Ajoutée le22/02/2018 12:42
ATINDOGBE COMLAN CYRIAQUE [1], EZINJEAN-PIERRE [2], TOSSAJOEL [3],
We study and characterize a class of lightlike hypersurfaces in Lorentzian manifolds of constant curvature, that satisfy Einstein equation. Integrabi [...]
Article, Ajoutée le22/02/2018 13:10
ATINDOGBE COMLAN CYRIAQUE [1], EZINJEAN-PIERRE [2], TOSSAJOEL [3],
This paper deals with results concerning the relative nullity foliation of the screen distribution of a lightlike Einstein hypersurface [...]
Article, Ajoutée le22/02/2018 13:17
ATINDOGBE COMLAN CYRIAQUE [1], BERARD BERGERYLionel [2],
Degenerate submanifolds of pseudo-Riemannian manifolds are quite difficult to study because there is no preferred connection when the sub- manifold [...]
Article, Ajoutée le22/02/2018 13:21
ATINDOGBE COMLAN CYRIAQUE [1],
Recently, the concept of induced scalar curvature of lightlike hypersurfaces is introduced, restricting on a special class of the latter. This paper [...]
Article, Ajoutée le22/02/2018 13:25
ATINDOGBE COMLAN CYRIAQUE [1], BERARD BERGERYLionel [2], TOSSAJOEL [3],
This paper introduces Gray-tensors on lightlike hypersurfaces M n+1 of signature (0, n), (n ≥ 1) and investigates on their basic properties in connec [...]
Article, Ajoutée le22/02/2018 13:30
ATINDOGBE COMLAN CYRIAQUE [1], DUGGALKrishan Lal [2],
We study pseudo-Jacobi operators associated to algebraic curvature maps on lightlike hypersurfaces M and investigate conditions for an induced Rieman [...]
Article, Ajoutée le22/02/2018 13:33
ATINDOGBE COMLAN CYRIAQUE [1],
In this paper we construct and study a Blaschke type normalization on the lightlike hypersurface immersions with 1-degenerate second fundamental for [...]
Article, Ajoutée le22/02/2018 13:37
ATINDOGBE COMLAN CYRIAQUE [1],
In a recent paper [C. Atindogbé, Scalar curvature on lightlike hypersurfaces, Appl. Sci. 11 (2009) 9–18], the present author considered the concept o [...]
Article, Ajoutée le22/02/2018 13:44
ATINDOGBE COMLAN CYRIAQUE [1],
We give a sufficient condition for a lightlike isotropic submanifold M, of dimension n, which is not totally geodesic in a semi-Riemannian manifold o [...]
Article, Ajoutée le22/02/2018 13:45