Results 11 to 20 of about 2,153 (264)

On semi-slant $\xi^\perp-$Riemannian submersions

open access: yes, 2017
The aim of the present paper to define and study semi-slant $\xi^\perp-$Riemannian submersions from Sasakian manifolds onto Riemannian manifolds as a generalization of anti-invariant $\xi^\perp-$Riemannian submersions, semi-invariant $\xi^\perp ...
Akyol, Mehmet Akif, Sarı, Ramazan
core   +2 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

Semi-slant submanifolds of a Sasakian manifold [PDF]

open access: yesGeometriae Dedicata, 1999
We define and study both bi-slant and semi-slant submanifolds of an almost contact metric manifold and, in particular, of a Sasakian manifold. We prove a characterization theorem for semi-slant submanifolds and we obtain integrability conditions for the ...
Cabrerizo Jaraíz, José Luis   +3 more
core   +5 more sources

Warped Product Semi-Slant Submanifolds of a Sasakian Manifold [PDF]

open access: yes, 2008
2000 Mathematics Subject Classification: 53C40, 53C25.In the present note, it is proved that there donot exist warped product semi-slant submanifolds in a Sasakian manifold other than contact CR-warped product submanifolds and thus the results obtained ...
Al-Solamy, Falleh R., Khan, Viqar Azam
core   +3 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-twisted product semi-slant submanifolds

open access: yesFilomat, 2022
We introduce the notion of warped-twisted product semi-slant submanifolds of the form f2MT?f1 M? with warping function f2 on M? and twisting function f1, where MT is a holomorphic and M? is a slant submanifold of a globally conformal Kaehler manifold.
Hakan Taştan, Sibel Aydın
openaire   +3 more sources

Quasi bi-slant submersions in contact geometry

open access: yesCubo, 2022
The aim of the paper is to introduce the concept of quasi bi-slant submersions from almost contact metric manifolds onto Riemannian manifolds as a generalization of semi-slant and hemi-slant submersions.
Rajendra Prasad   +3 more
doaj   +1 more source

On Quasi Hemi-Slant Submersions

open access: yesCommunications in Advanced Mathematical Sciences, 2023
The paper deals with the notion of quasi hemi-slant submersions from Lorentzian para Sasakian manifolds onto Riemannian manifolds. These submersions are generalization of hemi-slant submersions and semi-slant submersions. In this paper, we also study the
Sushil Kumar, Pramod Kumar Rawat
doaj   +1 more source

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   +1 more source

Geometric Mechanics on Warped Product Semi-Slant Submanifold of Generalized Complex Space Forms

open access: yesAdvances in Mathematical Physics, 2021
In this study, we develop a general inequality for warped product semi-slant submanifolds of type Mn=NTn1×fNϑn2 in a nearly Kaehler manifold and generalized complex space forms using the Gauss equation instead of the Codazzi equation.
Yanlin Li, Ali H. Alkhaldi, Akram Ali
doaj   +1 more source

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