Results 31 to 40 of about 72 (53)
On torse-forming vector fields and biharmonic hypersurfaces in Riemannian manifolds
In this paper, we give some properties of biharmonic hypersurface in Riemannian manifold has a torse-forming vector field.
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The Z‐Tensor on Almost Co‐Kählerian Manifolds Admitting Riemann Soliton Structure
A Riemann soliton (RS) is a natural generalization of a Ricci soliton structure on pseudo‐Riemannian manifolds. This work aims at investigating almost co‐Kählerian manifolds (ACKM) 2n+1 whose metrics are Riemann solitons utilizing the properties of the Z‐tensor.
Sunil Kumar Yadav +4 more
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Torse-forming vector field with certain deformations
11 ...
Gherici, Beldjilali +2 more
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*-Ricci-Yamabe soliton on Kenmotsu manifold with torse forming potential vector field
The goal of the present paper is to deliberate *-Ricci-Yamabe soliton, whose potential vector field is torse-forming on the Kenmotsu manifold. Here, we have shown the nature of the soliton and found the scalar curvature when the manifold admitting *-Ricci-Yamabe soliton on the Kenmotsu manifold.
R RoySoumendu +4 more
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Curves in Riemannian Manifolds Making Prescribed Angles With Torse-Forming Vector Fields
In this paper, we introduce the notion of a prescribed angle curve in a Riemannian manifold associated with a pair $(\mathcal{V},θ)$, where $\mathcal{V}$ is a unit vector field along the curve and $θ$ denotes the angle between $\mathcal{V}$ and the principal normal vector of the curve. When $\mathcal{V}$ is a torse-forming vector field, we establish an
Aydin, Muhittin Evren +2 more
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Prescribed Angle Surfaces Associated with Torse-Forming Vector Fields in Riemannian Manifolds
In this paper, we introduce the notion of a prescribed angle hypersurface in a Riemannian manifold associated with a pair $(\mathcal{V},θ)$, where $\mathcal{V}$ is a unit vector field along the hypersurface and $θ$ denotes the angle between $\mathcal{V}$ and the unit normal vector field of the hypersurface. We study such hypersurfaces in case $\mathcal{
Aydın, Muhittin Evren +2 more
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This study is dedicated to a separable F(R,T)-gravity related to the anisotropic matter to extract the equation of state for F(R,T)-gravity. In this research, we offer insight into calculating the density and pressure in the phantom barrier, stiff fluid, and matter-dominated eras, respectively.
Mohd Danish Siddiqi, Fatemah Mofarreh
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Characterizations of generalized Robertson-Walker spacetimes concerning gradient solitons. [PDF]
De K, Khan MNI, De UC.
europepmc +1 more source
ON A TORSE-FORMING VECTOR FIELD IN A P-SASAKIAN MANIFOLD
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Helices in pseudo-Riemannian manifolds and Kählerian torse-forming vector fields
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