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We refine Osserman's argument on the exceptional values of the Gauss map of algebraic minimal surfaces. This gives an effective estimate for the number of exceptional values and the totally ramified value number for a wider class of…

Differential Geometry · Mathematics 2007-05-23 Y. Kawakami , R. Kobayashi , R. Miyaoka

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

We prove that the Gauss map of a non-flat complete minimal surface immersed in $\mathbb{R}^n$ can omit a generic hypersurface $D$ of degree at most $ n^{n+2}(n+1)^{n+2}$.

Complex Variables · Mathematics 2024-07-24 Dinh Tuan Huynh

Surfaces of finite geometric type are complete, immersed into the tree-dimensional Euclidean space with finite total curvature and Gauss map extending to an oriented compact surface as a smooth branched covering map over the unit sphere of…

Differential Geometry · Mathematics 2019-06-24 Nícolas A. de Andrade , Luquesio P. Jorge

We give an estimate of the Gauss curvature for minimal surfaces in ${\mathbb R}^m$ whose Gauss map omits more than $m(m+1)/2$ hyperplanes in ${\mathbb P}^{m-1}({\mathbb C})$.

Differential Geometry · Mathematics 2008-02-03 Robert Osserman , Min Ru

In this paper we extend Efimov's Theorem by proving that any complete surface in $\mathbb{R}^3$ with Gauss curvature bounded above by a negative constant outside a compact set has finite total curvature, finite area and is properly…

Differential Geometry · Mathematics 2016-08-11 José A. Gálvez , Antonio Martínez , José L. Teruel

We present a complete classification of complex projective surfaces $X$ with nontrivial self-maps (i.e. surjective morphisms $f:X\rightarrow X$ which are not isomorphisms) of any given degree. The starting point of our classification are…

Algebraic Geometry · Mathematics 2010-11-30 Antonio Rapagnetta , Pietro Sabatino

We prove a general fusion theorem for complete orientable minimal surfaces in $\mathbb{R}^3$ with finite total curvature. As a consequence, complete orientable minimal surfaces of weak finite total curvature with exotic geometry are…

Differential Geometry · Mathematics 2010-04-16 Francisco J. Lopez

Let $M$ be an $n$-dimensional smooth oriented complete embedded minimal hypersurface in $\mathbb{R}^{n+1}$ with Euclidean volume growth. We show that if the image under the Gauss map of $M$ avoids some neighborhood of a half-equator, then…

Differential Geometry · Mathematics 2022-05-17 Qi Ding

For a geodesic ball with non-negative Ricci curvature and almost maximal volume, without using compactness argument, we construct an $\epsilon$-splitting map on a concentric geodesic ball with uniformly small radius. There are two new…

Differential Geometry · Mathematics 2023-06-14 Guoyi Xu , Jie Zhou

We perform a systematic study of the image of the Gauss map for complete minimal surfaces in Euclidean four-space. In particular, we give a geometric interpretation of the maximal number of exceptional values of the Gauss map of a complete…

Differential Geometry · Mathematics 2023-08-31 Reiko Aiyama , Kazuo Akutagawa , Satoru Imagawa , Yu Kawakami

In a recent paper Jorge and Mercuri proved that the image of Gauss map of a complete non flat minimal surfaces in R3 with finite total curvature omits at most 2 points. In this work we follow their idea and prove 3a similar result for CMC-1…

Differential Geometry · Mathematics 2019-06-24 Nicolas A. de Andrade , Luquesio P. Jorge

Consider an orientable compact surface in three dimensional Euclidean space with minimum total absolute curvature. If the Gaussian curvature changes sign to finite order and satisfies a nondegeneracy condition along closed asymptotic…

Differential Geometry · Mathematics 2014-01-17 Qing Han , Marcus Khuri

We propose a new formulation of a vanishing theorem for surfaces. Although this vanishing theorem follows easily from the well-known Kawamata--Viehweg vanishing theorem, it turns out to be remarkably useful. In particular, it is sufficient…

Algebraic Geometry · Mathematics 2025-12-02 Osamu Fujino , Nao Moriyama

The purpose of this paper is to reveal the relationship between the total curvature and the global behavior of the Gauss map of a complete minimal Lagrangian surface in the complex two-space. To achieve this purpose, we show the precise…

Differential Geometry · Mathematics 2015-02-02 Reiko Aiyama , Kazuo Akutagawa , Yu Kawakami

In this article, we study the modified defect relations of the Gauss map of complete minimal surfaces in $\mathbb R^3$ and $ \mathbb R^4$ on annular ends. We obtain results which are similar to the ones obtained by Fujimoto~[J. Differential…

Differential Geometry · Mathematics 2014-08-14 Pham Hoang Ha , Nguyen Hoang Trang

In this paper we give new existence results for complete non-orientable minimal surfaces in $\mathbb{R}^3$ with prescribed topology and asymptotic behavior.

Differential Geometry · Mathematics 2014-07-17 Antonio Alarcon , Francisco J. Lopez

We prove that for any open Riemann surface $M$ and any non constant harmonic function $h:M \to \mathbb{R},$ there exists a complete conformal minimal immersion $X:M \to \mathbb{R}^3$ whose third coordinate function coincides with $h.$ As a…

Differential Geometry · Mathematics 2009-10-23 Antonio Alarcon , Isabel Fernandez , Francisco J. Lopez

In this article, we study the ramification of the Gauss map of complete minimal surfaces in R^3 and R^4 on annular ends. We obtain results which are similar to the ones obtained by Fujimoto and Ru for (the whole) complete minimal surfaces,…

Complex Variables · Mathematics 2014-12-02 Gerd Dethloff , Pham Hoang Ha

Nontrivial infinitesimal bendings for a class of two-dimensional surfaces are constructed. The surfaces considered here are orientable; compact; with boundary; have positive curvature everywhere except at finitely many planar points; and…

Analysis of PDEs · Mathematics 2009-10-06 Abdelhamid Meziani
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