Results 81 to 90 of about 5,716 (169)

η-Ricci Solitons on Quasi-Sasakian Manifolds

open access: yesAnnals of the West University of Timisoara: Mathematics and Computer Science, 2018
The object of the present paper is to study η-Ricci solitons in a 3-dimensional non-cosymplectic quasi-Sasakian manifolds. We study a particular type of second order parallel tensor in this manifold.
Ghosh Sujit
doaj   +1 more source

Hyperbolic Ricci solitons on perfect fluid spacetimes

open access: yesAIMS Mathematics
In the present paper, we investigate perfect fluid spacetimes and perfect fluid generalized Roberston-Walker spacetimes that contain a torse-forming vector field satisfying almost hyperbolic Ricci solitons.
S. Azami   +3 more
semanticscholar   +1 more source

Curvature properties of \(\alpha\)-cosymplectic manifolds with \(\ast\)-\(\eta\)-Ricci-Yamabe solitons

open access: yesCubo
In this research article, we study \(\ast\)-\(\eta\)-Ricci-Yamabe solitons on an \(\alpha\)-cosymplectic manifold by giving an example in the support and also prove that it is an \(\eta\)-Einstein manifold.
Vandana   +2 more
doaj   +1 more source

On almost η-Ricci-Bourguignon solitons

open access: yesMiskolc Mathematical Notes
We investigate a Riemannian manifold with almost η-Ricci-Bourguignon soliton structure. We use the Hodge-de Rham decomposition theorem to make a link with the associated vector field of an almost η-Ricci-Bourguignon soliton.
Moctar Traore, H. Taştan, S. Aydin
semanticscholar   +1 more source

Geometric and Structural Properties of Indefinite Kenmotsu Manifolds Admitting Eta-Ricci–Bourguignon Solitons

open access: yesMathematics
This paper undertakes a detailed study of η-Ricci–Bourguignon solitons on ϵ-Kenmotsu manifolds, with particular focus on three special types of Ricci tensors: Codazzi-type, cyclic parallel and cyclic η-recurrent tensors that support such solitonic ...
Md Aquib   +3 more
doaj   +1 more source

Z-Solitons and Gradient Z-Solitons on α-Cosymplectic Manifolds

open access: yesAxioms
In this paper, we study Z-solitons and gradient Z-solitons on α-cosymplectic manifolds. The soliton structure is defined by the generalized tensor Z=S+βg, where S denotes the Ricci tensor, g the metric tensor, and β a smooth function.
Mustafa Yildirim   +3 more
doaj   +1 more source

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