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We obtain new curvature estimates and Bernstein type results for minimal $n-$submanifolds in $\ir{n+m},\, m\ge 2$ under the condition that the rank of its Gauss map is at most 2. In particular, this applies to minimal surfaces in Euclidean…

微分几何 · 数学 2012-11-09 J. Jost , Y. L. Xin , Ling Yang

We derive estimates of the Hessian of two smooth functions defined on Grassmannian manifold. Based on it, we can derive curvature estimates for minimal submanifolds in Euclidean space via Gauss map. In this way, the result for Bernstein…

微分几何 · 数学 2008-06-27 Y. L. Xin , Ling Yang

Under suitable conditions on the range of the Gauss map of a complete submanifold of Euclidean space with parallel mean curvature, we construct a strongly subharmonic function and derive a-priori estimates for the harmonic Gauss map. The…

微分几何 · 数学 2010-09-21 J. Jost , Y. L. Xin , Ling Yang

Combining the tools of geometric analysis with properties of Jordan angles and angle space distributions, we derive a spherical and a Euclidean Bernstein theorem for minimal submanifolds of arbitrary dimension and codimension, under the…

微分几何 · 数学 2014-05-26 J. Jost , Y. L. Xin , Ling Yang

On some specified convex supporting sets of spheres, we find a generalized longitude function whose level sets are totally geodesic. Given an arbitrary (weakly) harmonic map into spheres, the composition of the generalized longitude…

微分几何 · 数学 2013-07-09 Ling Yang

Using Schauder's theory for linear elliptic partial differential equations in two independent variables and fundamental estimates for univalent mappings due to E. Heinz we establish an upper bound of the Gaussian curvature of…

微分几何 · 数学 2007-05-23 Steffen Froehlich

Using the convex functions in Grassmannian manifolds we can carry out interior estimates for mean curvature flow of higher codimension. In this way some of the results of Ecker-Huisken can be generalized to higher codimension

微分几何 · 数学 2008-07-10 Y. L. Xin , Ling Yang

In this paper, we consider locally wedge-shaped manifolds, which are Riemannian manifolds that are allowed to have both boundary and certain types of edges. We define and study the properties of free boundary minimal hypersurfaces inside…

微分几何 · 数学 2023-12-19 Liam Mazurowski , Tongrui Wang

We prove qualitative estimates on the total curvature of closed minimal hypersurfaces in closed Riemannian manifolds in terms of their index and area, restricting to the case where the hypersurface has dimension less than seven. In…

微分几何 · 数学 2021-10-14 Reto Buzano , Ben Sharp

We survey Bernstein-type theorems for graphical surfaces in the Euclidean space and the Lorentz-Minkowski space. More specifically, we explain several proofs of the Bernstein theorem for minimal graphs in the Euclidean 3-space. Furthermore,…

微分几何 · 数学 2025-08-08 Yu Kawakami

We derive pointwise curvature estimates for graphical mean curvature flows in higher codimensions. To the best of our knowledge, this is the first such estimates without assuming smallness of first derivatives of the defining map. An…

微分几何 · 数学 2014-12-03 Knut Smoczyk , Mao-Pei Tsui , Mu-Tao Wang

This paper examines minimal hypersurfaces in sub-Riemannian Heisenberg groups. We extend the celebrated Simons formula and Kato inequality to the sub-Riemannian setting, and we apply them to obtain integral curvature estimates for stable…

微分几何 · 数学 2025-05-29 Gianmarco Giovannardi , Andrea Pinamonti , Simone Verzellesi

In the pseudo-Euclidean space $\mathbb{R}^{n+1,k}$, we consider the mean curvature flow of $n$-dimensional spacelike submanifolds with spacelike codimension one and arbitrary timelike codimension $k$. We show that if the initial submanifold…

微分几何 · 数学 2026-04-28 Ben Andrews , Qiyu Zhou

A weighted area estimate for entire graphs with bounded weighted mean curvature in Gauss space is given by a simple proof. Bernstein type theorems for self shrinkers (\cite {wa}) as well as for graphic $\lambda$-hypersurfaces (\cite{…

微分几何 · 数学 2018-03-02 Doan The Hieu

In this paper, we obtain an Ecker-Huisken type result for entire graphs with parallel mean curvature.

微分几何 · 数学 2009-11-13 Yuxin Dong

We present conditions on the Ricci curvature for complete, oriented, minimal submanifolds of Euclidean space, as well as the standard unit sphere, when the Gauss maps are bounded embeddings.

微分几何 · 数学 2009-09-15 Richard Atkins

In this paper, we consider minimal graphs in the three-dimensional Riemannian manifold $M\times\mathbb{R}$. We mainly estimate the Gaussian curvature of such surfaces. We consider the minimal disks and minimal graphs bounded by two Jordan…

微分几何 · 数学 2022-07-12 David Kalaj

We provide a parametric construction in terms of minimal surfaces of the Euclidean submanifolds of codimension two and arbitrary dimension that attain equality in an inequality due to De Smet, Dillen, Verstraelen and Vrancken. The latter…

微分几何 · 数学 2008-02-07 Marcos Dajczer Ruy Tojeiro

We derive some estimates for stable minimal hypersurfaces in $R^{n+1}$. The estimates are related to recent proofs of Bernstein theorems for complete stable minimal hypersurfaces in $R^{n+1}$ for $3\le n\le 5$ by Chodosh-Li,…

微分几何 · 数学 2024-09-24 Luen-Fai Tam

In this paper, we prove uniform curvature estimates for immersed stable free boundary minimal hypersurfaces which satisfy a uniform area bound. Our result is a natural generalization of the celebrated Schoen-Simon-Yau interior curvature…

微分几何 · 数学 2020-01-06 Qiang Guang , Martin Li , Xin Zhou
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