Results 41 to 50 of about 14,568 (187)

A note on doubly warped product spaces [PDF]

open access: green, 2014
We present a coordinate free approach to derive curvature formulas for pseudo-Riemannian doubly warped product manifolds in terms of curvatures of their submanifolds. We also state the geodesics equation.
Agapitos Hatzinikitas
openalex   +3 more sources

SOME THEOREMS ON DOUBLY WARPED PRODUCTS [PDF]

open access: hybridDemonstratio Mathematica, 1990
Marian Hotloi
openalex   +2 more sources

Pinching Results for Doubly Warped Products’ Pointwise Bi-Slant Submanifolds in Locally Conformal Almost Cosymplectic Manifolds with a Quarter-Symmetric Connection [PDF]

open access: goldSymmetry
In this research paper, we establish geometric inequalities that characterize the relationship between the squared mean curvature and the warping functions of a doubly warped product pointwise bi-slant submanifold.
Md Aquib   +4 more
openalex   +2 more sources

Killing and 2-Killing Vector Fields on Doubly Warped Products

open access: yesMathematics, 2023
We provide a condition for a 2-Killing vector field on a compact Riemannian manifold to be Killing and apply the result to doubly warped product manifolds.
Adara M. Blaga, Cihan Özgür
doaj   +1 more source

Doubly Warped Product Submanifolds of a Riemannian Manifold of Nearly Quasi-constant Curvature

open access: yesTamkang Journal of Mathematics, 2021
In the present paper, we form a sharp inequality for a doubly warped product submanifold of a Riemannian manifold of nearly quasi-constant curvature.
M. Lone, Mohamd Saleem Lone, M. Shahid
semanticscholar   +1 more source

A GENERAL INEQUALITY FOR DOUBLY WARPED PRODUCT SUBMANIFOLDS [PDF]

open access: yes, 2010
In this paper, we consider doubly warped product manifolds and we establish a general inequality for doubly warped products isometrically immersed in arbitrary Riemannian manifolds. Some aplications are derived.
Olteanu, Andreea
core   +1 more source

Platinum Group Element Traces of CAMP Volcanism Associated With Low‐Latitude Environmental and Biological Disruptions

open access: yesGeophysical Monograph Series, Page 263-304., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Jessica H. Whiteside   +3 more
wiley  

+1 more source

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