Results 1 to 10 of about 101 (83)

Pointwise Slant and Pointwise Semi-Slant Submanifolds in Almost Contact Metric Manifolds [PDF]

open access: yesMathematics, 2020
In almost contact metric manifolds, we consider two kinds of submanifolds: pointwise slant, pointwise semi-slant. On these submanifolds of cosymplectic, Sasakian and Kenmotsu manifolds, we obtain characterizations and study their topological properties ...
Kwang Soon Park
doaj   +5 more sources

Geometry of warped product semi-slant submanifolds of Kenmotsu manifolds [PDF]

open access: yesBulletin of Mathematical Sciences, 2017
In this paper, we study semi-slant submanifolds and their warped products in Kenmotsu manifolds. The existence of such warped products in Kenmotsu manifolds is shown by an example and a characterization.
Siraj Uddin
doaj   +6 more sources

Slant and Semi-Slant Submanifolds in Metallic Riemannian Manifolds

open access: yesJournal of Function Spaces, 2018
The aim of our paper is to focus on some properties of slant and semi-slant submanifolds of metallic Riemannian manifolds. We give some characterizations for submanifolds to be slant or semi-slant submanifolds in metallic or Golden Riemannian manifolds ...
Cristina E. Hretcanu, Adara M. Blaga
doaj   +4 more sources

Warped product pointwise semi-slant submanifolds of cosymplectic space forms and their applications [PDF]

open access: yesArab Journal of Mathematical Sciences, 2021
In this paper some characterizations for the existence of warped product pointwise semi-slant submanifolds of cosymplectic space forms are obtained.
Lamia Saeed Alqahtani
doaj   +3 more sources

Semi-Slant Submanifolds of a Locally Product Manifold [PDF]

open access: yesGeorgian Mathematical Journal, 2005
Abstract In the present paper, we define and study the slant, bi-slant and semi-slant submanifolds of a locally product manifold. We give some characterization theorems for slant submanifolds and semi-slant submanifolds. Moreover, we obtain integrability conditions for the distributions which are involved in the definition of semi-slant ...
Hongxia Li, Ximin Liu
exaly   +3 more sources

On warped product bi-slant submanifolds of Kenmotsu manifolds [PDF]

open access: yesArab Journal of Mathematical Sciences, 2021
Chen (2001) initiated the study of CR-warped product submanifolds in Kaehler manifolds and established a general inequality between an intrinsic invariant (the warping function) and an extrinsic invariant (second fundamental form).
Siraj Uddin, Ion Mihai, Adela Mihai
doaj   +3 more sources

Slant and semi-slant submanifolds of a kenmotsu manifold [PDF]

open access: yesMathematica Slovaca, 2007
Abstract In the present note we have obtained some basic results pertaining to the geometry of slant and semi-slant submanifolds of a Kenmotsu manifold.
Meraj Khan
exaly   +2 more sources

Warped product semi-slant submanifolds in locally conformal Kaehler manifolds II [PDF]

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2018
In 1994 N.~Papaghiuc introduced the notion of semi-slant submanifold in a Hermitian manifold which is a generalization of $CR$- and slant-submanifolds, \cite{MR0353212}, \cite{MR760392}.
Koji Matsumoto
doaj   +4 more sources

Warped Product Pointwise Semi Slant Submanifolds of Sasakian Space Forms and their Applications [PDF]

open access: yesAdvances in Mathematical Physics, 2020
In this study, we attain some existence characterizations for warped product pointwise semi slant submanifolds in the setting of Sasakian space forms. Moreover, we investigate the estimation for the squared norm of the second fundamental form and further
Nadia Alluhaibi, Meraj Ali Khan
doaj   +2 more sources

Bi-Slant Submanifolds of Para Hermitian Manifolds

open access: yesMathematics, 2019
In this paper, we introduce the notion of bi-slant submanifolds of a para Hermitian manifold. They naturally englobe CR, semi-slant, and hemi-slant submanifolds. We study their first properties and present a whole gallery of examples.
Pablo Alegre, Alfonso Carriazo
doaj   +3 more sources

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