Results 1 to 10 of about 115 (105)

On lightlike geometry of para-Sasakian manifolds. [PDF]

open access: yesScientificWorldJournal, 2014
We study lightlike hypersurfaces of para-Sasakian manifolds tangent to the characteristic vector field. In particular, we define invariant lightlike hypersurfaces and screen semi-invariant lightlike hypersurfaces, respectively, and give examples. Integrability conditions for the distributions on a screen semi-invariant lightlike hypersurface of para ...
Acet BE, Yüksel Perktaş S, Kılıç E.
europepmc   +5 more sources

On Ricci solitons in LP-Sasakian manifolds

open access: yesBibechana, 2020
In this paper we study Ricci solitons in Lorentzian para-Sasakian manifolds. It is proved that the Ricci soliton in a (2n+1)-dimensinal LP-Sasakian manifold is shrinking.
Riddhi Jung Shah
doaj   +4 more sources

Para-Sasakian manifolds and ∗*-Ricci solitons [PDF]

open access: yesAfrika Matematika, 2019
12 ...
Prakasha D G, Pundikala Veeresha
exaly   +3 more sources

Tangent Bundles Endowed with Quarter-Symmetric Non-Metric Connection (QSNMC) in a Lorentzian Para-Sasakian Manifold

open access: yesMathematics, 2023
The purpose of the present paper is to study the complete lifts of a QSNMC from an LP-Sasakian manifold to its tangent bundle. The lifts of the curvature tensor, Ricci tensor, projective Ricci tensor, and lifts of Einstein manifold endowed with QSNMC in ...
Rajesh Kumar   +3 more
doaj   +3 more sources

Some Basic Inequalities on (ϵ)-Para Sasakian Manifold

open access: yesSymmetry, 2022
We propose fundamental inequalities for contact pseudo-slant submanifolds of (ϵ)-para Sasakian space form employing generalized normalized δ-Casorati curvature. We characterize submanifolds for which equality cases hold and illustrate the main result with some applications.
Mohd Danish Siddiqi   +2 more
exaly   +2 more sources

ON (ϵ)-LORENTZIAN PARA-SASAKIAN MANIFOLDS

open access: yesCommunications of the Korean Mathematical Society, 2012
In this paper we study (ϵ)-Lorentzian para-Sasakian mani- folds and show its existence by an example. Some basic results regarding such manifolds have been deduced. Finally, we study conformally at and Weyl-semisymmetric (ϵ)-Lorentzian para-Sasakian manifolds.
Rajendra Prasad, Vibha Srivastava
exaly   +3 more sources

Einstein like -para Sasakian manifolds

open access: yesKuwait Journal of Science, 2013
Einstein like  -para Sasakian manifolds are introduced. For an  -para Sasakian manifold to be Einstein like, a necessary and sufficient condition in terms of its curvature tensor is obtained.
SADIK KELES   +3 more
doaj   +1 more source

Geometry of warped product pseudo slant submanifolds in nearly Lorentzian para Sasakian Manifold [PDF]

open access: yesJournal of Hyperstructures, 2023
The object of the present paper is to study Lorentzian para-Sasakian manifold on a pseudo slant submanifold and usingsome properties like warped product on manifolds, totally geodesic foliation, integrability on the properties of nearly Lorentzian para ...
Shamsur Rahman, Avijit Kumar Paul
doaj   +1 more source

Metallic structures on tangent bundles of Lorentzian para-Sasakian manifolds [PDF]

open access: yesJournal of Mahani Mathematical Research, 2023
Let M be a Lorentzian para-Sasakian manifold with a Lorentzian para-Sasakian structure (φ,η,ξ,g). In this paper, we introduce some metallic structures on tangent bundle of the manifold M using vertical, horizontal and complete lifts of the Lorentzian ...
Murat Altunbaş, Çiğdem Şengül
doaj   +1 more source

Riemman solitions in para sasakian Manifolds admitting different semi-symmetric structures [PDF]

open access: yesJournal of Hyperstructures, 2023
The object of the present paper is to study the Rie-mannian solitons on para sasakian manifolds admitting E.R=0, E.t P=0, E.E=0, E.P*=0, E.M=0, E.Wi=0, E.Wi*=0, R.R=0, R.P=0, R.E=0, R.P*=0, R.M=0, R.Wi=0, RWi*=0, R.K=0, R.C=0, E.C = 0, E.k=0, for i=1, 2,
Raghujyoti Kundu   +3 more
doaj   +1 more source

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