On Generalized D-Conformal Deformations of Certain Almost Contact Metric Manifolds

In this work, we consider almost contact metric manifolds. We investigate the generalized D-conformal deformations of nearly K-cosymplectic, quasi-Sasakian and <inline-formula> <math display="inline"> <semantics> <mi>&#946;</mi> </semantics> </mat...

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Main Authors: Nülifer Özdemir, Şirin Aktay, Mehmet Solgun
Format: Article
Language:English
Published: MDPI AG 2019-02-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/7/2/168
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author Nülifer Özdemir
Şirin Aktay
Mehmet Solgun
author_facet Nülifer Özdemir
Şirin Aktay
Mehmet Solgun
author_sort Nülifer Özdemir
collection DOAJ
description In this work, we consider almost contact metric manifolds. We investigate the generalized D-conformal deformations of nearly K-cosymplectic, quasi-Sasakian and <inline-formula> <math display="inline"> <semantics> <mi>&#946;</mi> </semantics> </math> </inline-formula>-Kenmotsu manifolds. The new Levi&#8315;Civita covariant derivative of the new metric corresponding to deformed nearly K-cosymplectic, quasi-Sasakian and <inline-formula> <math display="inline"> <semantics> <mi>&#946;</mi> </semantics> </math> </inline-formula>-Kenmotsu manifolds are obtained. Under some restrictions, deformed nearly K-cosymplectic, quasi-Sasakian and <inline-formula> <math display="inline"> <semantics> <mi>&#946;</mi> </semantics> </math> </inline-formula>-Kenmotsu manifolds are obtained. Then, the scalar curvature of these three classes of deformed manifolds are analyzed.
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spelling doaj.art-7b1364d96b9644fab491465aedc60f7a2022-12-21T19:49:32ZengMDPI AGMathematics2227-73902019-02-017216810.3390/math7020168math7020168On Generalized D-Conformal Deformations of Certain Almost Contact Metric ManifoldsNülifer Özdemir0Şirin Aktay1Mehmet Solgun2Department of Mathematics, Eskişehir Technical University, Eskişehir 26555, TurkeyDepartment of Mathematics, Eskişehir Technical University, Eskişehir 26555, TurkeyDepartment of Mathematics, Bilecik Şeyh Edebali University, Bilecik 11230, TurkeyIn this work, we consider almost contact metric manifolds. We investigate the generalized D-conformal deformations of nearly K-cosymplectic, quasi-Sasakian and <inline-formula> <math display="inline"> <semantics> <mi>&#946;</mi> </semantics> </math> </inline-formula>-Kenmotsu manifolds. The new Levi&#8315;Civita covariant derivative of the new metric corresponding to deformed nearly K-cosymplectic, quasi-Sasakian and <inline-formula> <math display="inline"> <semantics> <mi>&#946;</mi> </semantics> </math> </inline-formula>-Kenmotsu manifolds are obtained. Under some restrictions, deformed nearly K-cosymplectic, quasi-Sasakian and <inline-formula> <math display="inline"> <semantics> <mi>&#946;</mi> </semantics> </math> </inline-formula>-Kenmotsu manifolds are obtained. Then, the scalar curvature of these three classes of deformed manifolds are analyzed.https://www.mdpi.com/2227-7390/7/2/168Riemannian manifoldsalmost contact metric structureD-conformal deformation
spellingShingle Nülifer Özdemir
Şirin Aktay
Mehmet Solgun
On Generalized D-Conformal Deformations of Certain Almost Contact Metric Manifolds
Mathematics
Riemannian manifolds
almost contact metric structure
D-conformal deformation
title On Generalized D-Conformal Deformations of Certain Almost Contact Metric Manifolds
title_full On Generalized D-Conformal Deformations of Certain Almost Contact Metric Manifolds
title_fullStr On Generalized D-Conformal Deformations of Certain Almost Contact Metric Manifolds
title_full_unstemmed On Generalized D-Conformal Deformations of Certain Almost Contact Metric Manifolds
title_short On Generalized D-Conformal Deformations of Certain Almost Contact Metric Manifolds
title_sort on generalized d conformal deformations of certain almost contact metric manifolds
topic Riemannian manifolds
almost contact metric structure
D-conformal deformation
url https://www.mdpi.com/2227-7390/7/2/168
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