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The geometry and topology of complete nonorientable maximal surfaces with lightlike singularities in the Lorentz-Minkowski 3-space are studied. Some topological congruence formulae for surfaces of this kind are obtained. As a consequence,…

微分几何 · 数学 2010-02-12 Shoichi Fujimori , Francisco J. Lopez

In this paper we deal with the uniqueness of the Lorentzian helicoid and Enneper's surface among properly embedded maximal surfaces with lightlike boundary of mirror symmetry in the Lorentz-Minkowski space L3.

微分几何 · 数学 2007-12-04 Isabel Fernandez , Francisco J. Lopez

We give a different formulation for describing maximal surfaces in Lorentz-Minkowski space, $\mathbb{L}^3$, using the identification of $\mathbb L^3$ with $\mathbb C\times \mathbb R$. Further we give a different proof for the singular…

微分几何 · 数学 2017-03-16 Rukmini Dey , Pradip Kumar , Rahul Kumar Singh

We shall investigate maximal surfaces in Minkowski 3-space with singularities. Although the plane is the only complete maximal surface without singular points, there are many other complete maximal surfaces with singularities and we show…

微分几何 · 数学 2007-05-23 Masaaki Umehara , Kotaro Yamada

In this paper we construct an example of a properly immersed maximal surface in the Lorentz-Minkowski space L^3 with the conformal type of a disk.

微分几何 · 数学 2007-05-23 A. Alarcon

A maximal surface $\sb$ with isolated singularities in a complete flat Lorentzian 3-manifold $\N$ is said to be entire if it lifts to a (periodic) entire multigraph $\tilde{\sb}$ in $\l^3.$ In addition, $\sb$ is called of finite type if it…

微分几何 · 数学 2007-05-23 Isabel Fernandez , Francisco J. Lopez

We show that the singularities of spacelike maximal surfaces in Lorentz-Minkowski 3-space generically consist of cuspidal edges, swallowtails and cuspidal cross caps. The same result holds for spacelike mean curvature one surfaces in de…

微分几何 · 数学 2011-11-09 Shoichi Fujimori , Kentaro Saji , Masaaki Umehara , Kotaro Yamada

In this paper, we study the Dirichlet problem associated to the maximal surface equation. We prove the uniqueness of bounded solutions to this problem in unbounded domain in R^2.

微分几何 · 数学 2007-05-23 Laurent Mazet

The purpose in this paper is to study the maximal hypersurfaces with multiple light-cones in Lorentz-Minkowski space by considering the weak solutions to the mean curvature equation with multiple Dirac masses. Such solutions are constructed…

偏微分方程分析 · 数学 2026-05-05 Huyuan Chen , Ying Wang , Feng Zhou

As in the case of minimal surfaces in the Euclidean 3-space, the reflection principle for maximal surfaces in the Lorentz-Minkowski 3-space asserts that if a maximal surface has a spacelike line segment $L$, the surface is invariant under…

微分几何 · 数学 2020-02-20 Shintaro Akamine , Hiroki Fujino

We construct a weakly complete flat surface in hyperbolic 3-space having a pair of hyperbolic Gauss maps both of whose images are contained in an arbitrarily given open disc in the ideal boundary of H^3. This construction is accomplished as…

微分几何 · 数学 2012-05-23 Francisco Martin , Masaaki Umehara , Kotaro Yamada

We show that to every maximal surface with conelike singularities in Lorentz-Minkowski space $\mathbb{L}^3$ that can be locally represented as the graph of a smooth function, there exists a corresponding timelike minimal surface in…

微分几何 · 数学 2019-09-18 Aryaman Patel

We construct examples of flat surfaces in $\mathbb{H}^3$ which are graphs over a two-punctured horosphere and classify complete embedded flat surfaces in $\mathbb{H}^3$ with only one end and at most two isolated singularities.

微分几何 · 数学 2009-05-15 Armando V. Corro , Antonio Martinez , Francisco Milan

Until now, the only known maximal surfaces in Minkowski 3-space of finite topology with compact singular set and without branch points were either genus zero or genus one, or came from a correspondence with minimal surfaces in Euclidean…

微分几何 · 数学 2010-02-13 Shoichi Fujimori , Wayne Rossman , Masaaki Umehara , Seong-Deog Yang , Kotaro Yamada

If the Lorentzian norm on a maximal surface in the 3-dimensional Lorentz-Minkowski space $R_1^3$ is positive and proper, then the surface is relative parabolic. As a consequence, entire maximal graphs with a closed set of isolated…

微分几何 · 数学 2007-05-23 Isabel Fernandez , Francisco J. Lopez

We construct a complete, bounded Legendrian immersion in C^3. As direct applications of it, we show the first examples of a weakly complete bounded flat front in hyperbolic 3-space, a weakly complete bounded flat front in de Sitter 3-space,…

微分几何 · 数学 2012-05-24 Francisco Martin , Masaaki Umehara , Kotaro Yamada

We explore the maximality of the Hilbert square of maximal real surfaces, and find that in many cases the Hilbert square is maximal if and only if the surface has connected real locus. In particular, the Hilbert square of no maximal…

代数几何 · 数学 2025-11-17 Viatcheslav Kharlamov , Rareş Răsdeaconu

In this paper, we show that ``$L$-complete null hypersurfaces'' (i.e. ruled hypersurfaces foliated by entirety of light-like lines) as wave fronts in the $(n+1)$-dimensional Lorentz-Minkowski space are canonically induced by hypersurfaces…

微分几何 · 数学 2024-06-11 Shintaro Akamine , Atsufumi Honda , Masaaki Umehara , Kotaro Yamada

We show that a complete embedded maximal surface in the 3-dimensional Lorentz-Minkowski space $L^3$ with a finite number of singularities is, up to a Lorentzian isometry, an entire graph over any spacelike plane asymptotic to a vertical…

微分几何 · 数学 2007-05-23 Isabel Fernandez , Francisco J. Lopez , Rabah Souam

In this paper, we show that there are non-properly embedded minimal surfaces with finite topology in a simply connected Riemannian 3-manifold with nonpositive curvature. We show this result by constructing a non-properly embedded minimal…

微分几何 · 数学 2015-03-17 Baris Coskunuzer
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