Results 11 to 20 of about 884 (174)

Quarter-symmetric metric connection in a P-Sasakian manifold

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2015
In this paper, we consider a quarter-symmetric metric connection in a P-Sasakian manifold. We investigate the curvature tensor and the Ricci tensor of a P-Sasakian manifold with respect to the quarter-symmetric metric connection.
Mandal Krishanu, De Uday Chand
doaj   +5 more sources

A (CHR)3-flat trans-Sasakian manifold

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2019
In [4] M. Prvanovic considered several curvaturelike tensors defined for Hermitian manifolds. Developing her ideas in [3], we defined in an almost contact Riemannian manifold another new curvaturelike tensor field, which is called a contact ...
Koji Matsumoto
doaj   +2 more sources

Some Curvature Conditions on a Para-Sasakian Manifold with Canonical Paracontact Connection [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2012
We study canonical paracontact connection on a para-Sasakian manifold. We prove that a Ricci-flat para-Sasakian manifold with respect to canonical paracontact connection is an η-Einstein manifold.
Bilal Eftal Acet   +2 more
doaj   +2 more sources

Lifts of a Quarter-Symmetric Metric Connection from a Sasakian Manifold to Its Tangent Bundle

open access: yesMathematics, 2022
The objective of this paper is to explore the complete lifts of a quarter-symmetric metric connection from a Sasakian manifold to its tangent bundle.
Mohammad Nazrul Islam Khan   +2 more
doaj   +2 more sources

A study on W9-curvature tensor within the framework of Lorentzian para-Sasakian manifold

open access: yesExtracta Mathematicae
This article focuses on the study of Lorentzian para-Sasakian manifolds Mn . It demonstrates that a W9-semisymmetric Lorentzian para-Sasakian manifold is a W9-flat manifold.
G.P. Singh, S.S. Mishra, P. Sharma
doaj   +2 more sources

CR-submanifolds of a nearly trans-Sasakian manifold

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2002
This paper considers the study of CR-submanifolds of a nearly trans-Sasakian manifold, generalizing the results of trans-Sasakian manifolds and thus those of Sasakian manifolds.
Falleh R. Al-Solamy
doaj   +2 more sources

Some Results on Warped Product Submanifolds of a Sasakian Manifold [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2010
We study warped product Pseudo-slant submanifolds of Sasakian manifolds. We prove a theorem for the existence of warped product submanifolds of a Sasakian manifold in terms of the canonical structure 𝐹.
Siraj Uddin, V. A. Khan, Huzoor H. Khan
doaj   +2 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

On complex Sasakian manifolds [PDF]

open access: yesAfrika Matematika, 2020
In this article we study a class of normalθcomplexθcontactθmetricθmanifold which is called a complex Sasakian manifold. This kind of manifold has a globally defined complex contact form and normal complex contact structure. We give the definition of a complex Sasakian manifold by consider the real case and we present general properties.
Aysel Turgut Vanlı   +2 more
openaire   +3 more sources

QUASI-PARA-SASAKIAN MANIFOLD ADMITTING ZAMKOVOY CONNECTION [PDF]

open access: yes, 2023
The purpose of the present study is to deduce some curvature properties of quasi-para-Sasakian manifold equipped with respect to Zamkovoy connection.
Mishra, Sandeep K.   +3 more
core   +1 more source

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