Results 101 to 110 of about 63,399 (238)

∗−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  

Geometric Perspective of Relativistic Bulk Viscous Fluid String Spacetime

open access: yesAxioms
The goal of the article is to examine the behavior of bulk viscous fluid string spacetime with a fluid density of the bulk viscous fluid string ρ and a tension of the bulk viscous fluid string λ.
Mohd Danish Siddiqi, Ibrahim Al-Dayel
doaj   +1 more source

On generalized complex space forms satisfying certain curvature conditions

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2016
We study Ricci soliton $(g,V,\lambda)$ of generalized complex space forms when the Riemannian, Bochner and $W_{2}$ curvature tensors satisfy certain curvature conditions like semi-symmetric, Einstein semi-symmetric, Ricci pseudo symmetric and Ricci ...
M.M. Praveena, C.S. Bagewadi
doaj   +1 more source

Torsion and Ricci tensor for non-linear connections

open access: yesDifferential Geometry and its Applications, 1991
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

Geometry of ℝ+ × E 3(3) exceptional field theory and F-theory

open access: yesJournal of High Energy Physics, 2019
We consider a non trivial solution to the section condition in the context of ℝ+ ×E 3(3) exceptional field theory and show that allowing fields to depend on the additional stringy coordinates of the extended internal space permits to describe the ...
Lilian Chabrol
doaj   +1 more source

Deszcz Pseudo Symmetry Type LP-Sasakian Manifolds

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2016
Recently the present authors introduced the notion of generalized quasi-conformal curvature tensor which bridges Conformal curvature tensor, Concircular curvature tensor, Projective curvature tensor and Conharmonic curvature tensor.
Baishya Kanak Kanti   +1 more
doaj   +1 more source

(Almost) Ricci Solitons in Lorentzian–Sasakian Hom-Lie Groups

open access: yesAxioms
We study Lorentzian contact and Lorentzian–Sasakian structures in Hom-Lie algebras. We find that the three-dimensional sl(2,R) and Heisenberg Lie algebras provide examples of such structures, respectively.
Esmaeil Peyghan   +3 more
doaj   +1 more source

$\eta$-Ricci solitons in $(\varepsilon)$-almost paracontact metric manifolds

open access: yes, 2017
The object of this paper is to study $\eta$-Ricci solitons on $(\varepsilon)$-almost paracontact metric manifolds. We investigate $\eta$-Ricci solitons in the case when its potential vector field is exactly the characteristic vector field $\xi$ of the $(\
Acet, Bilal Eftal   +3 more
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