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The Minkowski problem, new constant curvature surfaces in R3, and some applications

2012/04/20 by Antonio Alarcón, Antonio Alarcon, Alarcon, Antonio +2
Mathematics · #Differential Geometry (math.DG) #FOS: Mathematics #Geometric Analysis and Curvature Flows #Geometry and complex manifolds #Nonlinear Partial Differential Equations #math.DG

paper · pdf · doi:10.48550/arxiv.1204.4687

17 pages, 1 figure

openalex publication_date 2012/04/20 · arxiv created 2013/02/17 · arxiv updated 2013/02/19 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/28

Abstract

Let m∈ℕ, m≥ 2, and let \pj\j=1m be a finite subset of \mathbbS2 such that 0∈ℝ3 lies in its positive convex hull. In this paper we make use of the classical Minkowski problem, to show the complete family of smooth convex bodies K in ℝ3 whose boundary surface consists of an open surface S with constant Gauss curvature (respectively, constant mean curvature) and m planar compact discs D1,...,Dm, such that the Gauss map of S is a homeomorphism onto \mathbbS2-\pj\j=1m and Dj\bot pj, for all j. We derive applications to the generalized Minkowski problem, existence of harmonic diffeomorphisms between domains of \mathbbS2, existence of capillary surfaces in ℝ3, and a Hessian equation of Monge-Ampere type.

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