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We introduce the concept of a base conformal warped product of two pseudo-Riemannian manifolds. We also define a subclass of this structure called as a special base conformal warped product. After, we explicitly mention many of the relevant…

Differential Geometry · Mathematics 2008-08-25 Fernando Dobarro , Bulent Unal

Recently Hui et al. (\cite{HAP}, \cite{HAN}) studied contact CR-warped product submanifolds and also warped product pseudo-slant submanifolds of a $(LCS)_n$-manifold $\bar{M}$. In this paper we have studied the characterization for both…

Differential Geometry · Mathematics 2018-03-08 Shyamal Kumar Hui , Laurian-Ioan Piscoran , Tanumoy Pal

In this paper, we study weakly orthogonally invariant Finsler metrics and derive explicit expressions for their Berwald and Landsberg curvatures. We then obtain the system of partial differential equations characterizing generalized Finsler…

Differential Geometry · Mathematics 2026-04-01 Newton Solórzano , Dik D. Lujerio Garcia , Víctor León , Alexis Rodríguez Carranza

We define and study "warp forcing".

Differential Geometry · Mathematics 2016-09-21 Pedro Ontaneda

We study curve shortening flows in two types of warped product manifolds. These manifolds are $S^1\times N$ with two types of warped metrics where $S^1$ is the unit circle in $R^2$ and $N$ is a closed Riemannian manifold. If the initial…

Differential Geometry · Mathematics 2017-01-24 Hengyu Zhou

For a partially hyperbolic splitting a $C^1$ vector field $X$ on a $m$-manifold $M$, we obtain singular hyperbolicity whether $E$ is one-dimensional subspace, based on the idea of cross products. We show the existence of adapted metrics for…

Dynamical Systems · Mathematics 2020-07-09 Luciana Salgado , Vinicius Coelho

Let $M$ be a compact connected oriented $n-1$ dimensional manifold without boundary. In this work, shape space is the orbifold of unparametrized immersions from $M$ to $\mathbb R^n$. The results of \cite{Michor118}, where mean curvature…

Differential Geometry · Mathematics 2012-03-19 Martin Bauer , Philipp Harms , Peter W. Michor

Let $M$ be a compact oriented 3-manifold with non-empty boundary consisting of surfaces of genii $>1$ such that the interior of $M$ is hyperbolizable. We show that for each spherical cone-metric $d$ on $\partial M$ such that all cone-angles…

Metric Geometry · Mathematics 2025-01-08 Roman Prosanov

We consider the Steklov problem on differential $p$-forms defined by M. Karpukhin and present geometric eigenvalue bounds in the setting of warped product manifolds in various scenarios. In particular, we obtain Escobar type lower bounds…

Differential Geometry · Mathematics 2025-03-05 Tirumala Chakradhar

In this paper, we define the semi-symmetric metric connection on super Riemannian manifolds. We compute the semi-symmetric metric connection and its curvature tensor and its Ricci tensor on super warped product spaces. We introduce two kind…

Differential Geometry · Mathematics 2021-12-03 Yong Wang

We consider the problem of finding a metric in a given conformal class with prescribed non-positive scalar curvature and non-positive boundary mean curvature on an asymptotically Euclidean manifold with inner boundary. We obtain a necessary…

Analysis of PDEs · Mathematics 2023-08-22 Vladmir Sicca , Gantumur Tsogtgerel

The purpose of this paper is to study $\mathcal{P}\mathcal{R}$-semi-invariant warped product submanifolds of a paracosymplectic manifold $\widetilde{M}$. We prove that the distributions associated with the definition of…

Differential Geometry · Mathematics 2017-01-19 S. K. Srivastava , A. Sharma

It is shown that for every multidimensional metric in the multiply warped product form $\bar{M} = K\times_{f_1} M_1\times_{f_2}M_2$ with warp functions $f_1$, $f_2$, associated to the submanifolds $M_1$, $M_2$ of dimensions $n_1$, $n_2$…

General Relativity and Quantum Cosmology · Physics 2016-10-20 F. Gholami , F. Darabi , A. Haji-Badali

Although the hyperbolic metric possesses many remarkable properties, it is not defined on arbitrary subdomains of $\mathbb{R}^n$ with $n \geq 2$. This article introduces a new hyperbolic-type metric that provides an alternative approach to…

Metric Geometry · Mathematics 2025-08-01 Bibekananda Maji , Pritam Naskar , Swadesh Kumar Sahoo

We introduce polar metrics on a product manifold, which have product and warped product metrics as special cases. We prove a de Rham-type theorem characterizing Riemannian manifolds that can be locally decomposed as a product manifold…

Differential Geometry · Mathematics 2013-06-17 Ruy Tojeiro

In this paper, under suitable settings, we can obtain the existence of solutions to a class of prescribed Weingarten curvature equations in warped product manifolds of special type by the standard degree theory based on the a priori…

Differential Geometry · Mathematics 2021-11-30 Ya Gao , Chenyang Liu , Jing Mao

The purpose of this article is to study the geometry of gradient almost Yamabe solitons immersed into warped product manifolds $I\times_{f}M^{n}$ whose potential is given by the height function from the immersion. First, we present some…

Differential Geometry · Mathematics 2020-10-09 W. Tokura , L. Adriano , E. Batista , A. C. Bezerra

In this paper, we investigate the anisotropic Calder{\'o}n problem on cylindrical Riemannian manifolds with boundary having two ends and equipped with singular metrics of (simple or double) warped product type, that is whose warping factors…

Analysis of PDEs · Mathematics 2018-05-16 Thierry Daude , Niky Kamran , Francois Nicoleau

In this paper we introduce the concept of pointwise bi-slant submanifolds of locally product Riemannian manifolds and studied warped product pointwise bi-slant submanifolds of locally product Riemannian manifolds. We obtain some…

Differential Geometry · Mathematics 2023-09-18 Prince Majeed , Mehraj Ahmad Lone

In this paper, we study the geometry of pointwise semi-slant warped products in a locally conformal Kaehler manifold. In particular, we obtain several results which extend Chen's inequality for CR-warped product submanifolds in Kaehler…

Differential Geometry · Mathematics 2020-11-10 Bang-Yen Chen , Fatimah Alghamdi , Siraj Uddin