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Some geometric properties of η Ricci solitons and gradient Ricci solitons on (lcs) n -manifolds

Sunil Yadav, +2 more
- Vol. 19, Iss: 2, pp 33–48-33–48
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TLDR
In this article, the existence of Ricci solitons on a (LCS)-manifold (M, ϕ, ξ, η, g) is shown to imply quasi-Einstein.
Abstract
In the context of para-contact Hausdorff geometry η−Ricci solitons and gradient Ricci solitons are considered on manifolds. We establish that on an (LCS)𝑛−manifold (M, ϕ, ξ, η, g), the existence of an η−Ricci soliton implies that (M, g) is quasi-Einstein. We find conditions for Ricci solitons on an (LCS)𝑛−manifold (M, ϕ, ξ, η, g) to be shrinking, steady and expanding. At the end we show examples of such manifolds with η−Ricci solitons.

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Citations
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Journal ArticleDOI

Certain results for η-Ricci Solitons and Yamabe Solitons on quasi-Sasakian 3-Manifolds

TL;DR: In this article, the authors classify quasi-Sasakian 3-manifold with proper Ricci soliton and investigate its geometrical properties, and construct an example of non-existence of proper η-Ricci solitons on 3-dimensional quasi-sakian manifold.

Some Results on (LCS ) 2 n+1 -Manifolds

TL;DR: In this paper, the authors classify Lorentzian concircular structure manifolds (briefly (LCS) 2n+1 -manifold) admitting a W2 - curvature tensor and obtain some interesting results.

Some results of η-Ricci solitons on (LCS) n -manifolds

TL;DR: In this article, the existence of Ricci solitons on the (LCS)n-manifolds satisfying certain curvature conditions was studied and it was shown that the Ricci-soliton is a quasi-Einstein soliton.
Journal ArticleDOI

Some Ricci solitons on Kenmotsu manifold

TL;DR: In this paper, the authors studied the properties of the Ricci soliton on the Kenmotsu manifold and also analyzed the generalized gradient RICCI soliton equation satisfying some conditions.
Journal ArticleDOI

Anti-Invariant Lorentzian Submersions From Lorentzian Concircular Structure Manifolds

TL;DR: In this article , it was shown that the horizontal distributions of the Lagrangian Lorentzian submersions are not integrable and their fibers are not totally geodesic.
References
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Book

Semi-Riemannian Geometry With Applications to Relativity

TL;DR: In this article, the authors introduce Semi-Riemannian and Lorenz geometries for manifold theory, including Lie groups and Covering Manifolds, as well as the Calculus of Variations.
Book

Hamilton's Ricci Flow

TL;DR: Riemannian geometry and singularity analysis of Ricci flow have been studied in this paper, where Ricci solitons and special solutions have been used for geometric flows.
Journal ArticleDOI

Transverse Kähler geometry of Sasaki manifolds and toric Sasaki-Einstein manifolds

TL;DR: In this article, the existence of transverse Kahler-Ricci solitons on compact toric Sasaki manifolds was shown to be an obstruction to the transverse KG metric with harmonic Chern forms.
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