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In [15] Robert Osserman proved that the image of the Gauss map of a complete, non flat minimal surface in R^3 with finite total curvature miss at most 3 points. In this paper we prove that the Gauss map of such a minimal immersions omit at…

Differential Geometry · Mathematics 2019-06-24 Luquesio P. Jorge , Francesco Mercuri

In this article we extend several foundational results of the theory of complete minimal surfaces of finite index in the Euclidean space to minimal surfaces in asymptotically flat manifolds and, more generally, to marginally outer-trapped…

Differential Geometry · Mathematics 2014-04-08 Alessandro Carlotto

We show that a complete $m$-dimensional immersed submanifold $M$ of $\mathbb{R}^{n}$ with $a(M)<1$ is properly immersed and have finite topology, where $a(M)\in [0,\infty]$ is an scaling invariant number that gives the rate that the norm of…

Differential Geometry · Mathematics 2008-05-06 G. Pacelli Bessa , L. Jorge , J. Fabio Montenegro

We prove a lower bound for the first Steklov eigenvalue of embedded minimal hypersurfaces with free boundary in a compact $n$-dimensional manifold which has nonnegative Ricci curvature and strictly convex boundary. When $n=3$, this implies…

Differential Geometry · Mathematics 2020-01-06 Ailana Fraser , Martin Li

We study the topology of (properly) immersed complete minimal surfaces $P^2$ in Hyperbolic and Euclidean spaces which have finite total extrinsic curvature, using some isoperimetric inequalities satisfied by the extrinsic balls in these…

Differential Geometry · Mathematics 2012-04-17 Vicent Gimeno , Vicente Palmer

We show that closed surfaces with minimal total absolute curvature in Cartan-Hadamard 3-manifolds bound flat convex bodies. This generalizes Chern-Lashof's theorem for surfaces in Euclidean space and solves a problem posed by Gromov in…

Differential Geometry · Mathematics 2026-04-29 Mohammad Ghomi , Joseph Ansel Hoisington , Matteo Raffaelli , John Ioannis Stavroulakis

In a paper of Menasco and Reid, it is conjectured that there exist no hyperbolic knots in S^3 for which the complement contains a closed embedded totally geodesic surface. In this note, we show that one can get "as close as possible" to a…

Geometric Topology · Mathematics 2007-05-23 Christopher J. Leininger

We prove that, given a compact Riemann surface $\Sigma$ and disjoint finite sets $\varnothing\neq E\subset\Sigma$ and $\Lambda\subset\Sigma$, every map $\Lambda \to \mathbb{R}^3$ extends to a complete conformal minimal immersion…

Differential Geometry · Mathematics 2018-12-11 Antonio Alarcon , Ildefonso Castro-Infantes , Francisco J. Lopez

In this paper, we study the smooth isometric immersion of a complete, simply connected surface with a negative Gauss curvature into the three-dimensional Euclidean space. A fundamental and longstanding problem is to find a sufficient…

Differential Geometry · Mathematics 2024-09-24 Wentao Cao , Qing Han , Feimin Huang , Dehua Wang

We show that an asymptotically flat Riemannian three-manifold with non-negative scalar curvature is isometric to flat $\mathbb{R}^3$ if it admits an unbounded area-minimizing surface. This answers a question of R. Schoen.

Differential Geometry · Mathematics 2015-10-27 Otis Chodosh , Michael Eichmair

In this paper, we show the existence of smoothly embedded closed minimal surfaces in infinite volume hyperbolic $3$-manifolds except some special cases.

Differential Geometry · Mathematics 2021-05-12 Baris Coskunuzer

In this paper we prove two theorems. The first one is a structure result that describes the extrinsic geometry of an embedded surface with constant mean curvature (possibly zero) in a homogeneously regular Riemannian three-manifold, in any…

Differential Geometry · Mathematics 2014-01-10 William H. Meeks , Joaquín Pérez , Antonio Ros

We study the rigidity of complete, embedded constant mean curvature surfaces in R^3. Among other things, we prove that when such a surface has finite genus, then intrinsic isometries of the surface extend to isometries of R^3 or its…

Differential Geometry · Mathematics 2008-01-23 William H. Meeks , Giuseppe Tinaglia

We prove a version of the strong half-space theorem between the classes of recurrent minimal surfaces and complete minimal surfaces with bounded curvature of $\mathbb{R}^{3}_{\raisepunct{.}}$ We also show that any minimal hypersurface…

Differential Geometry · Mathematics 2021-04-06 G. Pacelli Bessa , Luquesio P. Jorge , Leandro Pessoa

Following Matveev, a k-normal surface in a triangulated 3-manifold is a generalization of both normal and (octagonal) almost normal surfaces. Using spines, complexity, and Turaev-Viro invariants of 3-manifolds, we prove the following…

Geometric Topology · Mathematics 2011-05-13 Evgeny Fominykh , Bruno Martelli

We consider properly immersed finite topology minimal surfaces S in complete finite volume hyperbolic 3-manifolds N, and in M x S(1), where M is a complete hyperbolic surface of finite area. We prove S has finite total curvature equal to…

Differential Geometry · Mathematics 2013-04-08 Pascal Collin , Laurent Hauswirth , Harold Rosenberg

We study curvature functionals for immersed 2-spheres in non-compact, three-dimensional Riemannian manifold $(M,h)$ without boundary. First, under the assumption that $(M,h)$ is the euclidean 3-space endowed with a semi-perturbed metric…

Differential Geometry · Mathematics 2015-06-03 Andrea Mondino , Johannes Schygulla

We show that for an immersed two-sided minimal surface in $R^3$, there is a lower bound on the index depending on the genus and number of ends. Using this, we show the nonexistence of an embedded minimal surface in $R^3$ of index $2$, as…

Differential Geometry · Mathematics 2019-07-01 Otis Chodosh , Davi Maximo

For any open orientable surface $M$ and convex domain $\Omega\subset \mathbb{C}^3,$ there exists a Riemann surface $N$ homeomorphic to $M$ and a complete proper null curve $F:N\to\Omega.$ This result follows from a general existence theorem…

Differential Geometry · Mathematics 2012-01-23 Antonio Alarcon , Francisco J. Lopez

We survey what is known about minimal surfaces in $\bold R^3 $ that are complete, embedded, and have finite total curvature. The only classically known examples of such surfaces were the plane and the catenoid. The discovery by Costa, early…

Differential Geometry · Mathematics 2016-09-06 David Hoffman , Hermann Karcher