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We construct a new five parameter family of constant mean curvature trinoids with two asymptotically Delaunay ends and one irregular end.

微分几何 · 数学 2020-12-21 Martin Kilian , Eduardo Mota , Nicholas Schmitt

We announce the classification of complete, almost embedded surfaces of constant mean curvature, with three ends and genus zero: they are classified by triples of points on the sphere whose distances are the asymptotic necksizes of the…

微分几何 · 数学 2009-10-31 Karsten Grosse-Brauckmann , Robert B. Kusner , John M. Sullivan

It is shown that the equation which describes constant mean curvature surface via the generalized Weierstrass-Enneper inducing has Hamiltonian form. Its simplest finite-dimensional reduction has two degrees of freedom, integrable and its…

dg-ga · 数学 2009-10-28 B. G. Konopelchenko , I. A. Taimanov

We construct a sequence of compact, oriented, embedded, two-dimensional surfaces of genus one into Euclidean 3-space with prescribed, almost constant, mean curvature of the form $H(X)=1+{A}{|X|^{-\gamma}}$ for $|X|$ large, when $A<0$ and…

偏微分方程分析 · 数学 2018-10-16 Paolo Caldiroli , Monica Musso

We study Delaunay hypersurfaces in $\mathbb S^n$ with $n\geq 3$ and add a missing (flower) type of the category. Moreover, embedded Delaunay hypersurfaces of nonzero constant mean curvatures in $\mathbb S^n$ are found.

微分几何 · 数学 2024-03-12 Yongsheng Zhang

This paper presents a method for computing two-dimensional constant mean curvature surfaces. The method in question uses the variational aspect of the problem to implement an efficient algorithm. In principle it is a flow like method in…

广义相对论与量子宇宙学 · 物理学 2009-11-10 Jan Metzger

All complete, axially symmetric surfaces of constant mean curvature in R^3 lie in the one-parameter family D_tau of Delaunay surfaces. The elements of this family which are embedded are called unduloids; all other elements, which correspond…

微分几何 · 数学 2007-05-23 Rafe Mazzeo , Frank Pacard

We study hypersurfaces of $\mathbb{R}^N$ with constant nonlocal (or fractional) mean curvature. This is the equation associated to critical points of the fractional perimeter functional under a volume constraint. We establish the existence…

微分几何 · 数学 2017-05-29 Xavier Cabre , Mouhamed Moustapha Fall , Tobias Weth

We explain how the current knowledge on the set of complete noncompact constant mean curvature surfaces can be exploited to produce new examples of compact constant mean curvature surfaces of genus greater than or equal to 3.

微分几何 · 数学 2007-05-23 M. Jleli , F. Pacard

We are concerned with hypersurfaces of $\mathbb{R}^N$ with constant nonlocal (or fractional) mean curvature. This is the equation associated to critical points of the fractional perimeter under a volume constraint. Our results are twofold.…

偏微分方程分析 · 数学 2015-03-03 Xavier Cabre , Mouhamed Moustapha Fall , Joan Solà-Morales , Tobias Weth

We use the DPW method to obtain the associate family of Delaunay surfaces and derive a formula for the neck size of the surface in terms of the entries of the holomorphic potential.

微分几何 · 数学 2007-05-23 M Kilian

This is an elementary introduction to a method for studying harmonic maps into symmetric spaces, and in particular for studying constant mean curvature (CMC) surfaces, that was developed by J. Dorfmeister, F. Pedit and H. Wu. There already…

微分几何 · 数学 2009-12-25 Shoichi Fujimori , Shimpei Kobayashi , Wayne Rossman

This survey article is about discrete constant mean curvature surfaces defined by an approach related to integrable systems techniques. We introduce the notion of discrete constant mean curvature surfaces by first introducing properties of…

微分几何 · 数学 2010-10-12 Wayne Rossman

The purpose of this paper is to study immersed surfaces in the product spaces $\mathbb{M}^2(\kappa)\times\mathbb{R}$, whose mean curvature is given as a $C^1$ function depending on their angle function. This class of surfaces extends…

微分几何 · 数学 2021-09-22 Antonio Bueno

A study of the generalized Weierstrass system which can be used to induce mean curvature surfaces in three-dimensional Euclidean space is presented.

数学物理 · 物理学 2010-02-04 P Bracken

In this article we study the shape of a compact surface of constant mean curvature of Euclidean space whose boundary is contained in a round sphere. We consider the case that the boundary is prescribed or that the surface meets the sphere…

微分几何 · 数学 2014-10-22 Rafael López , Juncheol Pyo

We construct non-zero constant mean curvature H surfaces in the product spaces $\mathbb{S}^2 \times \mathbb{R}$ and $\mathbb{H}^2\times \mathbb{R}$ by using suitable conjugate Plateau constructions. The resulting surfaces are complete, have…

微分几何 · 数学 2014-12-16 José M. Manzano , Francisco Torralbo

This article is an application of the author's paper about a construction method for discrete constant negative Gaussian curvature surfaces, the nonlinear d'Alembert formula. The heart of this formula is the Birkhoff decomposition, and we…

微分几何 · 数学 2016-04-12 Shimpei Kobayashi

We construct examples of compact and one-ended constant mean curvature surfaces with large mean curvature in Riemannian manifolds with axial symmetry by gluing together small spheres positioned end-to-end along a geodesic. Such surfaces…

微分几何 · 数学 2008-12-17 Adrian Butscher , Rafe Mazzeo

For each $k\geq2$, we construct two families of surfaces with constant mean curvature $H$ for $H\in[0,1/2]$ in $\Sigma(\kappa)\times\R$ where $\kappa+4H^2\leq0$. The surfaces are invariant under $2\pi/k$-rotations about a vertical fiber of…

微分几何 · 数学 2013-06-04 Julia Plehnert