Results 21 to 30 of about 1,514 (132)

Clairaut anti-invariant submersions from Lorentzian trans-Sasakian manifolds [PDF]

open access: yesArab Journal of Mathematical Sciences
Purpose – The central idea of this research article is to examine the characteristics of Clairaut submersions from Lorentzian trans-Sasakian manifolds of type (α, β) and also, to enhance this geometrical analysis with some specific cases, namely Clairaut
Mohd Danish Siddiqi   +2 more
doaj   +3 more sources

Ricci Solitons in (ε,δ)-Trans-Sasakian Manifolds

open access: yesInternational Journal of Analysis and Applications, 2017
We study Ricci solitons in (ε,δ)-trans-Sasakian manifolds. It is shown that a symmetric parallel second order covariant tensor in a (ε,δ)-trans-Sasakian manifold is a constant multiple of the metric tensor.
C.S. Bagewadi, Gurupadavva Ingalahalli
doaj   +6 more sources

Geometry of Bi-Warped Product Submanifolds of Nearly Trans-Sasakian Manifolds

open access: yesMathematics, 2021
In the present work, we consider two types of bi-warped product submanifolds, M=MT×f1M⊥×f2Mϕ and M=Mϕ×f1MT×f2M⊥, in nearly trans-Sasakian manifolds and construct inequalities for the squared norm of the second fundamental form.
Ali H. Alkhaldi, Akram Ali
doaj   +3 more sources

A note on quasi-hemi slant submanifolds of nearly trans-Sasakian manifolds [PDF]

open access: yesJournal of Hyperstructures, 2023
Here our main objective is to introduce the notion of quasi hemi-slant submanifolds as a generalized case of slant sub-manifolds, semi-slant submanifolds and hemi-slant submanifolds of contact metric manifolds.
Shamsur Rahman, Amit Kumar Rai
doaj   +1 more source

On the geometry of warped product submanifolds of a quasi-hemi Slant submanifold with trans para Sasakian [PDF]

open access: yesJournal of Hyperstructures, 2023
The existence or non-existence of warped product quasi-hemi slant submanifolds in trans para-sasakian manifolds is defined. Then we obtain that there are no proper warped product quasi-hemi slant submanifolds in trans para-sasakian manifolds such that ...
Sabi Ahmad, Niranjan Kumar Mishra
doaj   +1 more source

A General Inequality for CR‐Warped Products in Generalized Sasakian Space Form and Its Applications

open access: yesAdvances in Mathematical Physics, Volume 2021, Issue 1, 2021., 2021
In the present paper, by considering the Gauss equation in place of the Codazzi equation, we derive new optimal inequality for the second fundamental form of CR‐warped product submanifolds into a generalized Sasakian space form. Moreover, the inequality generalizes some inequalities for various ambient space forms.
Yanlin Li   +3 more
wiley   +1 more source

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

open access: yesAdvances in Mathematical Physics, Volume 2021, Issue 1, 2021., 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. There are several applications that can be developed from this.
Yanlin Li   +3 more
wiley   +1 more source

Characterizing Inequalities for Biwarped Product Submanifolds of Sasakian Space Forms

open access: yesMathematical Problems in Engineering, Volume 2021, Issue 1, 2021., 2021
The biwarped product submanifolds generalize the class of product submanifolds and are particular case of multiply warped product submanifolds. The present paper studies the biwarped product submanifolds of the type ST×ψ1S⊥×ψ2Sθ in Sasakian space forms S¯c, where ST, S⊥, and Sθ are the invariant, anti‐invariant, and pointwise slant submanifolds of S¯c.
Meraj Ali Khan   +2 more
wiley   +1 more source

Invariant Submanifolds of Trans-Sasakian Manifolds [PDF]

open access: yesUkrainian Mathematical Journal, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Bagewadi, C.S., Anitha, B.S.
openaire   +3 more sources

On weak symmetries of trans-Sasakian manifolds; pp. 213–223 [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2009
The present paper deals with weakly symmetric and weakly Ricci symmetric trans-Sasakian manifolds. The existence of weakly Ricci symmetric trans-Sasakian manifolds is ensured by an example.
Absos Ali Shaikh, Shyamal Kumar Hui
doaj   +1 more source

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