Results 21 to 30 of about 652,333 (170)

Conformal η-Ricci-Yamabe Solitons within the Framework of ϵ-LP-Sasakian 3-Manifolds

open access: yesAdvances in Mathematical Physics, 2022
In the present note, we study ϵ-LP-Sasakian 3-manifolds M3ϵ whose metrics are conformal η-Ricci-Yamabe solitons (in short, CERYS), and it is proven that if an M3ϵ with a constant scalar curvature admits a CERYS, then £Uζ is orthogonal to ζ if and only if
Abdul Haseeb, Meraj Ali Khan
doaj   +1 more source

Contact geometry in superconductors and New Massive Gravity

open access: yesPhysics Letters B, 2021
The defining property of every three-dimensional ε-contact manifold is shown to be equivalent to requiring the fulfillment of London's equation in 2+1 electromagnetism. To illustrate this point, we show that every such manifold that is also K-contact and
Daniel Flores-Alfonso   +2 more
doaj   +1 more source

Soliton on Sasakian manifold endowed with quarter-symmetric non-metric connection on the tangent bundle [PDF]

open access: yesArab Journal of Mathematical Sciences
PurposeThe purpose of this paper is to study the properties of the solitons on Sasakian manifold on the tangent bundle with respect to quarter symmetric non metric connection.Design/methodology/approachWe used the vertical and complete lifts, Ricci ...
Lalnunenga Colney, Rajesh Kumar
doaj   +1 more source

Geometric classifications of k-almost Ricci solitons admitting paracontact metrices

open access: yesOpen Mathematics, 2023
The prime objective of the approach is to give geometric classifications of kk-almost Ricci solitons associated with paracontact manifolds. Let M2n+1(φ,ξ,η,g){M}^{2n+1}\left(\varphi ,\xi ,\eta ,g) be a paracontact metric manifold, and if a KK-paracontact
Li Yanlin   +4 more
doaj   +1 more source

Semi-symmetric almost c(α)-manifold on some curvature tensors [PDF]

open access: yes, 2023
In this article, semi-symmetry of almost C (α)-manifold is investigated on some special curvature tensors. First, the behavior of the almost C (α)-manifold is investigated when the special curvature tensors discussed are flat.
Mert, Tuğba   +2 more
core   +1 more source

∗−Conformal η−Ricci Solitons on α−Cosymplectic Manifolds

open access: yesInternational Journal of Analysis and Applications, 2021
The object of this paper is to study ∗−conformal η−Ricci solitons on α−cosymplectic manifolds. First, α−cosymplectic manifolds admitting ∗−conformal η−Ricci solitons satisfying the conditions R(ξ, .) · S and S(ξ, .) · R = 0 are being studied.
Abdul Haseeb, D. G. Prakasha, H. Harish
doaj  

W8 - Curvature Tensor in Generalized Sasakian Space Forms

open access: yesRatio Mathematica, 2023
The generalized Sasakian-space-forms and their properties have been examined by various researchers such as Alegre and Carriazo [2008], Prakasha [2012], Sarkar and Akbar [2014], Shanmukha et al.
Gyanvendra Pratap Singh   +3 more
doaj   +1 more source

Minimal Immersions of Kahler manifolds into Euclidean Spaces [PDF]

open access: yes, 2003
It is proved here that a minimal isometric immersion of a Kähler-Einstein or homogeneous Kähler-manifold into an Euclidean space must be totally ...
Di Scala, Antonio Jose'
core   +1 more source

The Zamkovoy canonical paracontact connection on a para-Kenmotsu manifold

open access: yesCubo, 2021
The object of the paper is to study a type of canonical linear connection, called the Zamkovoy canonical paracontact connection on a para-Kenmotsu manifold.
D. G. Prakasha   +3 more
doaj   +1 more source

Why Einstein did not believe that General Relativity geometrizes gravity [PDF]

open access: yes, 2013
I argue that, contrary to folklore, Einstein never really cared for geometrizing the gravitational or (subsequently) the electromagnetic field; indeed, he thought that the very statement that General Relativity geometrizes gravity "is not saying anything
Lehmkuhl, D, Lehmkuhl, Dennis
core   +1 more source

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