Results 91 to 100 of about 1,514 (132)

η-Ricci Solitons on Sasakian 3-Manifolds

open access: yes, 2017
In this paper we study η-Ricci solitons on Sasakian 3-manifolds. Among others we prove that an η-Ricci soliton on a Sasakian 3-manifold is an η-Einstien manifold.
De Uday Chand   +2 more
core   +1 more source

Trans-Sasakian Manifolds with Pseudo Finsler Metric

open access: yesIkonion Journal of Mathematics
We introduce some properties and results for trans-Sasakian structures on indefinite Finsler manifolds in this paper. These structures are established on the 〖(M^0)〗^h and 〖(M^0)〗^v vector subbundles where M is an (2n+1) dimensional C^∞ manifold, M^0 is a non-empty open submanifold of TM. F^* is the fundamental Finsler function and〖 F〗^(2n+1)= (M,M^0,
Sağlamer, Ayşe Funda, Fidan, Hilal
openaire   +2 more sources

Anti-invariant and Lagrangian submersions from trans-Sasakian manifolds

open access: yes, 2020
We study anti-invariant and Lagrangian submersions from trans-Sasakian manifolds onto Riemannian manifolds. We prove that the horizontal distributions of such submersions are not integrable and their fibers are not totally geodesic. Consequently, they
Taştan, Hakan Mete   +1 more
core  

On Trans-Sasakian Manifolds

open access: yes, 2012
In this paper we study the geometry of trans-Sasakian manifold when it is projective Ricci-semi-symmetric, pseudo-projectively flat and pseudo-projectively semi ...
Shah, Riddhi Jung
core  

On slant curves in trans-sasakian manifolds

open access: yes, 2014
We find the characterizations of the curvatures of slant curves in trans-Sasakian manifolds with C-parallel and C-proper mean curvature vector field in the tangent and normal bundles.
Güvenç, Şaban, Özgür, Cihan
openaire   +2 more sources

WARPED PRODUCT CONTACT CR-SUBMANIFOLDS OF TRANS-SASAKIAN MANIFOLDS

open access: yes, 2014
B.Y. Chen [4] showed that there exists no proper warped CRsubmanifolds N ⊥ ×f NT of a Kaehler manifold and obtained many results on CR-warped products NT ×f N⊥. Contact CR-warped product submanifolds in Sasakian manifold were studied by I. Hasegawa and I.
K. A. Khan, V. A. Khan
core  

A Study on Trans-para-Sasakian Manifolds

open access: yes
In the current paper, we make the first contribution to investigate conditions under which three-dimensional trans-para-Sasakian manifold has η-parallel Ricci tensor and cyclic parallel Ricci tensor.
Irem KUPELI ERKEN, Mustafa OZKAN
core   +1 more source

On weakly concircular ï¦- symmetric of -trans sasakian manifolds

open access: yes, 2012
The purpose of this paper is to introduce a new concept such as weakly concircular ï¦- symmetric -Trans-Sasakian manifold, and study its properties. A series of corollaries from the theorems are also obtained and a concrete example for the existence ...
Khairnar, V J, Gaikwad, S B
core  

A General Type of Almost Contact Manifolds

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  

ON (?)-para sasakian 3-manifolds

open access: yes, 2012
In this paper we study the 3-dimensional (?)-para Sasakian manifolds. We obtain a necessary and sufficient condition for an (?)-para Sasakian 3- manifold to be an indefinite space form.
Kel?s S.   +3 more
core  

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