Results 51 to 60 of about 13,991,134 (76)

Some Geometric Properties of Lorentzian $\beta$-Kenmotsu Manifolds Admitting $\eta$-Ricci-Yamabe Solitons

open access: yes
In this paper, we investigate the characterization of Lorentzian $\beta $-Kenmotsu manifolds admitting $\eta$-Ricci-Yamabe solitons. First, we examine the cases where such manifolds are Ricci pseudosymmetric and Ricci semisymmetric.
MERT, TUĞBA   +3 more
core   +2 more sources

A classification of para-kenmotsu space forms

open access: yes, 2021
A para-Kenmotsu space form is a para-Kenmotsu manifold with constant ?? sectional curvature. In this study, we work on para-Kenmotsu space forms under some flatness conditions of generalized quasi-conformal curvature tensor which is a generalization of ...
Sari R., Ünal İ.
core  

Cr-Submanifolds of a Nearly Hyperbolic Kenmotsu Manifold Admitting a Quater Symmetric Metric Connection [PDF]

open access: yes, 2020
We consider a nearly hyperbolic Kenmotsu manifold with a quarter symmetric metric connection and study CRsubmanifolds of a nearly hyperbolic Kenmotsu manifold with quarter symmetric metric connection.
Mobin Ahmad   +2 more
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The smallest dimension submanifolds of para ?-kenmotsu manifold

open access: yes, 2016
In this paper, we have studied the smallest dimensional submanifold of para ?-Kenmotsu manifold. Necessary and sufficient conditions are given on 3-dimensional submanifolds of a 5-dimensional para ?-Kenmotsu manifold to be a slant submanifold. After that,
Sari R., Turgut Vanli A.
core  

On some important characterizations of Lorentz para-Kenmotsu manifolds on some special curvature tensors

open access: yes
In this paper, some properties of Lorentz para-Kenmotsu manifolds are studied using specified curvature tensors. The Lorentz para-Kenmotsu manifold is investigated in terms of the curvature tensors W-8 and W-9.
Atceken, Mehmet, Mert, Tugba
core   +1 more source

Generalized Kenmotsu Manifolds

open access: yes, 2016
In 1972, K. Kenmotsu studied a class of almost contact Riemannian manifolds which later are called a Kenmotsu manifold. In this paper, we study Kenmotsu manifolds with (2n + s)-dimensional s-contact metric manifold that we call generalized Kenmotsu ...
SARI, RAMAZAN, VANLI, AYSEL
core   +1 more source

Totally contact umbilical screen-slant and screen-transversal lightlike submanifolds of indefinite Kenmotsu manifold [PDF]

open access: yes
summary:We study totally contact umbilical screen-slant lightlike submanifolds and totally contact umbilical screen-transversal lightlike submanifolds of an indefinite Kenmotsu manifold.
Karmakar, Payel
core   +1 more source

On Differential Geometry of Nonsymmetric Osserman Kenmotsu Manifold

open access: yes, 2021
Bu tez çalışmasında, Osserman probleminin Jakobi operatörü yardımıyla LorentzianKenmotsu manifoldlarında incelenmesi amaçlanmıştır. Bir manifoldun Osserman manifoldolması için Jakobi operatörünün özdeğerlerinin seçilen birim timelike vektörden ...
TOLGA DEMİRLİ
core  

Ricci solitons in Kenmotsu manifolds.

open access: yes, 2012
In this paper we study Ricci solitons in Kenmotsu manifolds. We consider quasi conformal, conharmonic and projective curvature tensors in a Kenmotsu manifold admitting Ricci solitons and prove the conditions for the Ricci solitons to be shrinking, steady
Premalatha, C.R., Nagaraja, H.G.
core  

Submersions of Semi-Invariant Submanifolds of a Kenmotsu Manifold

open access: yes, 2021
Bu çalışmada , bir Kenmotsu manifoldun semi-invariant altmanifoldundan hemen hemen kontakt manifolda submersiyonlar incelendi.Submersiyonlar için temel teoremler ve eğrilik ilişkileri elde edildi.In this paper, we introduce the submersions of semi ...
Özyol, Oğuzhan, Sarı, Ramazan
core  

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