Browsing by Author "Sular, Sibel"
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Characterizations of generalized quasieinstein manifolds
Sular, Sibel; Özgür, Cihan (Ovidius Univ Press, 2012)We give characterizations of generalized quasiEinstein manifolds for both even and odd dimensions. 
Chen inequalities for submanifolds of generalized space forms with a semisymmetric metric connection
Sular, Sibel (2016)We investigate sharp inequalities for submanifolds in both generalizedcomplex space forms and generalized Sasakian space forms with a semisymmetric metric connection 
Contact CRwarped product submanifolds in generalized Sasakian space forms
Sular, Sibel; Özgür, Cihan (2012)We consider a contact CRwarped product submanifold M = $M_Tx _f M_{\bot}$ of a transSasakian generalized Sasakian space form $\widetilde{M}(f_{1,} f_{2,}f_3)$. We show that M is a contact CRproduct under certain conditions. 
Contact crwarped product submanifolds in generalized sasakian space forms
Sular, Sibel; Özgür, Cihan (Scientific Technical Research Council TurkeyTubitak, 2012)We consider a contact CRwarped product submanifold M = Minverted perpendicular x (f) Mperpendicular to of a transSasakian generalized Sasakian space form (M) over tilde (f(1); f(2), f(3)). We show that M is a contact ... 
Doubly warped product submanifolds of (kappa, mu)contact metric manifolds
Sular, Sibel; Özgür, Cihan (Polish Acad Sciences Inst Mathematics, 2011)We establish sharp inequalities for Ctotally real doubly warped product submanifolds in (kappa, mu)contact space forms and in nonSasakian (kappa, mu)contact metric manifolds. 
Doubly warped product submanifolds of a riemannian manifold of quasiconstant curvature
Sular, Sibel (Universitatii Al.I.Cuza din Iasi, 2015)We establish a sharp inequality for a doubly warped product submanifold in a Riemannian manifold of quasiconstant curvature. 
Generalized sasakian space forms with semisymmetric metric connections
Sular, Sibel; Özgür, Cihan (Unıv Al I Cuza, Fac Math, 2014)The aim of the present paper is to introduce generalized Sasakian space forms endowed with semisymmetric metric connections. We obtain the existence theorem of a generalized Sasakian space form with semisymmetric metric ... 
Generalized Sasakian space forms with semisymmetric nonmetric connections
Sular, Sibel; Özgür, Cihan (Estonian Academy Publishers, 2011)We introduce generalized Sasakian space forms with semisymmetric nonmetric connections. We show the existence of a generalized Sasakian space form with a semisymmetric nonmetric connection and give some examples by ... 
Kenmotsu manifoldlar ve bunların bazı altmanifodları
Sular, Sibel (Balıkesir Üniversitesi Fen Bilimleri Enstitüsü, 2009)Bu çalışmada Kenmotsu manifoldları, Kenmotsu manifoldlarının bazı altmanifoldları, Kenmotsu uzay formun yarıumbilik hiperyüzeyleri, invaryant ve antiinvaryant altmanifoldları ele alınmıştır. Ayrıca, katlı çarpım yardımıyla ... 
New examples of generalized sasakianspaceforms
Carriazo, Alfonso; Alegre, Pablo; Özgür, Cihan; Sular, Sibel (Rendiconti del Seminario Matematico, 2015)In this paper we study when a nonantiinvariant slant submanifold of a generalized Sasakianspaceform inherits such a structure, on the assumption that it is totally geodesic, totally umbilical, totally contact geodesic ... 
On N(k)quasi Einstein manifolds satisfying certain conditions
Özgür, Cihan; Sular, Sibel (Balkan Soc Geometers, 2008)This paper deals with N(k)quasi Einstein manifolds satisfying the conditions R(xi ,X)center dot C = 0 and R(xi,X)center dot(C) over tilde = 0, where C and (C) over tilde denote the Weyl conformal curvature tensor and the ... 
On quasieinstein warped products
Sular, Sibel; Özgür, Cihan (Univ Al İ Cuza, 2012)We study quasiEinstein warped product manifolds for arbitrary dimension n >= 3. 
On some submanifolds of Kenmotsu manifolds
Sular, Sibel; Özgür, Cihan (PergamonElsevier Science Ltd, 2009)In this paper, we study submanifolds of Kenmotsu manifolds. We prove that if the second fundamental form of a submanifold of a Kenmotsu manifold is recurrent, 2recurrent or generalized 2recurrent then the submanifold is ... 
Pseudoparallel antiinvariant submanifolds of kenmotsu manifolds
Sular, Sibel; Özgür, Cihan; Murathan, Cengizhan (Hacettepe Unıv, 2010)We consider an antiinvariant, minimal, pseudoparallel and Riccigeneralized pseudoparallel submanifold M of a Kenmotsu space form (M) over tilde (c), for which xi is tangent to M. 
Quartersymmetric metric connection in a Kenmotsu manifold
Sular, Sibel; Özgür, Cihan; De, Uday Chand (2008)We consider a quartersymmetric metric connection in a Kenmotsu manifold. We investigate the curvature tensor and the Ricci tensor of a Ken motsu manifold with respect to the quartersymmetric metric connection. We show ... 
Warped products with a semisymmetric metric connection
Sular, Sibel; Özgür, Cihan (Mathematical Soc Rep China, 2011)We find relations between the LeviCivita connection and a semisymmetric metric connection of the warped product M = M(1) x(f) M(2). We obtain some results of Einstein warped product manifolds with a semisymmetric metric ... 
Warped products with a semisymmetric nonmetric connection
Sular, Sibel; Özgür, Cihan (Springer Heidelberg, 2011)The aim of this paper is to study warped product manifolds endowed with a semisymmetric nonmetric connection. We find relations between the LeviCivita connection and the semisymmetric nonmetric connection of the warped ...