Results 91 to 100 of about 1,301 (144)

Clairaut anti-invariant submersions from Lorentzian trans-Sasakian manifolds [PDF]

open access: yesArab Journal of Mathematical Sciences
Purpose – The central idea of this research article is to examine the characteristics of Clairaut submersions from Lorentzian trans-Sasakian manifolds of type (α, β) and also, to enhance this geometrical analysis with some specific cases, namely Clairaut
Mohd Danish Siddiqi   +2 more
doaj   +1 more source

Invariant Submanifolds of Generalized Sasakian-Space-Forms

open access: yes, 2019
The object of this paper is to study the invariant submanifolds of generalized Sasakian-space-forms. Here, we obtain some equivalent conditions for an invariant submanifold of a generalized Sasakian-space-forms to be totally geodesic.Comment: 11 ...
Prakasha, D. G.   +2 more
core  

Some classifications on Kenmotsu manifolds

open access: yesInternational Journal of Physical Sciences, 2014
In this paper, we investigate some curvature problems of Kenmotsu manifolds satisfying some certain conditions and we reach some classicifications. We consider -recurrent Kenmotsu manifolds and we show that -recurrent Kenmotsu manifolds are also -Einstein manifolds.
DOĞAN Saadet, KARADAĞ M uuml ge
openaire   +2 more sources

ON GENERALIZED φ −RECURRENT KENMOTSU MANIFOLDS

open access: yesSüleyman Demirel Üniversitesi Fen-Edebiyat Fakültesi Fen Dergisi, 2009
: The purpose of this paper is to study generalized φ − recurrent Kenmotsu manifolds. Key words: Kenmotsu manifold, generalized recurrent, φ − recurrent manifold, Einstein manifold.
Aslı BAŞARI
doaj  

A General Type of Almost Contact Manifolds [PDF]

open access: yes
Among almost contact manifolds Sasakian manifolds, Kenmotsu manifolds (called also “a certain class of almost contact manifolds”) and cosymplectic manifolds have been studied by many authors.
Catalin Angelo Ioan
core   +1 more source

Harmonic Maps and Stability on f‐Kenmotsu Manifolds [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2008
The purpose of this paper is to study some submanifolds and Riemannian submersions on an f‐Kenmotsu manifold. The stability of a ϕ‐holomorphic map from a compact f‐Kenmotsu manifold to a Kählerian manifold is proven.
openaire   +5 more sources

Conformal Ricci solitons on three-dimensional homothetic hyperbolic Kenmotsu manifolds and their applications in spacetimes

open access: yesEuropean Physical Journal C: Particles and Fields
The principal objective of the present paper is to characterize certain properties of three-dimensional homothetic hyperbolic Kenmotsu manifolds (HHKM) with conformal Ricci solitons.
Avijit Sarkar   +2 more
doaj   +1 more source

On some submanifolds of Kenmotsu manifolds

open access: yesChaos, Solitons & Fractals, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Sular, Sibel, Özgür, Cihan
openaire   +4 more sources

On geometry of Kenmotsu manifolds with N-connection

open access: yesДифференциальная геометрия многообразий фигур, 2019
A Kenmotsu manifold with a given N-connection is considered. From the integrability of the distribution of a Kenmotsu manifold it follows that the N-connection belongs to the class of the quarter-symmetric connec­tions. Among the N-connections, the class
A. Bukusheva
doaj   +1 more source

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