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Let $(M,g)$ be an asymptotically hyperbolic manifold with a smooth conformal compactification. We establish a general correspondence between semilinear elliptic equations of scalar curvature type on $\del M$ and Weingarten foliations in…

微分几何 · 数学 2007-10-12 Rafe Mazzeo , Frank Pacard

We study graphical mean curvature flow of complete solutions defined on subsets of Euclidean space. We obtain smooth long time existence. The projections of the evolving graphs also solve mean curvature flow. Hence this approach allows to…

微分几何 · 数学 2012-10-23 Mariel Sáez Trumper , Oliver C. Schnürer

In this paper, we investigate the geometric invariant properties of a normal curve on a smooth immersed surface under conformal transformation. We obtain an invariant-sufficient condition for the conformal image of a normal curve. We also…

综合数学 · 数学 2019-08-12 Mohamd Saleem Lone

The aim of this paper is to extend classic results of the theory of CMC surfaces in the product spaces to the class of immersed surfaces in $\mathbb{M}^2(\kappa)\times\mathbb{R}$ whose mean curvature is given as a $C^1$ function depending…

微分几何 · 数学 2018-07-31 Antonio Bueno

Utilizing a weight matrix we study surfaces of prescribed weighted mean curvature which yield a natural generalisation to critical points of anisotropic surface energies. We first derive a differential equation for the normal of immersions…

微分几何 · 数学 2007-11-16 Matthias Bergner , Jens Dittrich

In this paper we study the blow up sequence of mean curvature flow of surfaces in $\mathbb R^3$ with additional forces. We prove that the blow up limit of a mean curvature flow of smoothly embedded surfaces with additional forces with…

微分几何 · 数学 2018-08-14 Ao Sun

In this article, we construct complete embedded constant mean curvature surfaces in $\mb{R}^3$ with freely prescribed genus and any number of ends greater than or equal to four. Heuristically, the surfaces are obtained by resolving finitely…

微分几何 · 数学 2023-09-18 Stephen. J. Kleene

It is still an open question whether a compact embedded hypersurface in the Euclidean space R^{n+1} with constant mean curvature and spherical boundary is necessarily a hyperplanar ball or a spherical cap, even in the simplest case of…

微分几何 · 数学 2007-05-23 Luis J. Alias , Jorge H. S. de Lira , J. Miguel Malacarne

We consider the class of evolution equations that describe pseudo-spherical surfaces of the form u\_t = F (u, $\partial$u/$\partial$x, ..., $\partial$^k u/$\partial$x^k), k $\ge$ 2 classified by Chern-Tenenblat. This class of equations is…

微分几何 · 数学 2017-01-30 Nabil Kahouadji , Niky Kamran , Keti Tenenblat

We study the geometry of a codimension-one foliation with a time-dependent Riemannian metric. The work begins with formulae concerning deformations of geometric quantities as the Riemannian metric varies along the leaves of the foliation.…

微分几何 · 数学 2011-09-28 Vladimir Rovenski

We investigate the mean curvature flows in a class of warped product manifolds with closed hypersurfaces fibering over $\mathbb{R}$. In particular, we prove that under natural conditions on the warping function and Ricci curvature bound for…

微分几何 · 数学 2019-05-21 Zheng Huang , Zhou Zhang , Hengyu Zhou

This is a survey on the global theory of constant mean curvature surfaces in Riemannian homogeneous 3-manifolds. These ambient 3-manifolds include the eight canonical Thurston 3-dimensional geometries, i.e. R3, H3, S3, H2 \times R, S2…

微分几何 · 数学 2010-04-28 Isabel Fernandez , Pablo Mira

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…

微分几何 · 数学 2012-03-19 Martin Bauer , Philipp Harms , Peter W. Michor

Here are described the axiumbilic points that appear in generic one parameter families of surfaces immersed in R4. At these points the ellipse of curvature of the immersion, Little, Garcia - Sotomayor has equal axes. A review is made on the…

微分几何 · 数学 2013-04-02 Ronaldo Garcia , Jorge Sotomayor , Flausino Spindola

We describe all possible self-similar motions of immersed hypersurfaces in Euclidean space under the mean curvature flow and derive the corresponding hypersurface equations. Then we present a new two-parameter family of immersed helicoidal…

微分几何 · 数学 2015-03-19 Hoeskuldur P. Halldorsson

It is known that complex constant mean curvature ({\sc CMC} for short) immersions in $\mathbb C^3$ are natural complexifications of {\sc CMC}-immersions in $\mathbb R^3$. In this paper, conversely we consider {\it real form surfaces} of a…

微分几何 · 数学 2012-03-09 Shimpei Kobayashi

In this paper we study constant positive Gauss curvature $K$ surfaces in the 3-sphere $S^3$ with $0<K<1$ as well as constant negative curvature surfaces. We show that the so-called normal Gauss map for a surface in $S^3$ with Gauss…

微分几何 · 数学 2014-09-18 David Brander , Jun-ichi Inoguchi , Shimpei Kobayashi

In this paper we shall establish that properly embedded constant mean curvature one surfaces in H^3 of finite topology are of finite total curvature and each end is regular. In particular, this implies the horosphere is the only simply…

微分几何 · 数学 2007-05-23 Pascal Collin , Laurent Hauswirth , Harold Rosenberg

This paper gives a detailed derivation of the surface of a tri-axial ellipsoid. The general result is in terms of the elliptic integrals of the first and second kind. It is in checked for all special cases included and the corresponding…

经典分析与常微分方程 · 数学 2011-04-28 Daniel Poelaert , Joachim Schniewind , Frank Janssens

We construct 2-surfaces of prescribed mean curvature in 3-manifolds carrying asymptotically flat initial data for an isolated gravitating sysqtem with rather general decay conditions. The surfaces in question form a regular foliation of the…

微分几何 · 数学 2009-09-29 Jan Metzger