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Related papers: Hyperbolicity of general deformations: proofs

200 papers

We study deformation properties of balanced hyperbolicity, with a particular emphasis on degenerate balanced manifolds and their behavior under smooth modifications. From a different perspective, we introduce two new notions of…

Complex Variables · Mathematics 2026-01-27 Abdelouahab Khelifati

We investigate the existence, convergence and uniqueness of modified general curvature flow of convex hypersurfaces in hyperbolic space with a prescribed asymptotic boundary.

Differential Geometry · Mathematics 2011-06-23 Ling Xiao

We prove that a cyclic cover of a smooth complex projective variety is Brody hyperbolic if its branch divisor is a generic small deformation of a large enough multiple of a Brody hyperbolic base-point-free ample divisor. We also show the…

Algebraic Geometry · Mathematics 2018-06-19 Yuchen Liu

We establish graded versions of Bridgeman's dilogarithm identity for hyperbolic cone surfaces, including surfaces with only cusps and cone points, and provide applications to the study of orthogeodesics.

Geometric Topology · Mathematics 2026-01-08 Ara Basmajian , Nhat Minh Doan , Hugo Parlier , Ser Peow Tan

We study a class of degenerate hyperbolic equations in a bounded domain whose degeneracy occurs at a boundary point. We first develop the weighted functional framework, prove well-posedness of the degenerate problem, and establish…

Analysis of PDEs · Mathematics 2026-03-12 Dong-Hui Yang , Jie Zhong

The purpose of this paper is to provide a uniformization procedure for Gromov hyperbolic spaces, which need not be geodesic or proper. We prove that the conformal deformation of a Gromov hyperbolic space is a bounded uniform space. Further,…

Metric Geometry · Mathematics 2024-11-05 Vasudevarao Allu , Alan P Jose

Let D be a smooth relatively compact and strictly J-pseudoconvex domain in a four dimensional almost complex manifold (M,J). We give sharp estimates of the Kobayashi metric. Our approach is based on an asymptotic quantitative description of…

Complex Variables · Mathematics 2015-05-13 Florian Bertrand

There are three complete plane geometries of constant curvature: spherical, Euclidean and hyperbolic geometry. We explain how a closed oriented surface can carry a geometry which locally looks like one of these. Focussing on the hyperbolic…

Algebraic Geometry · Mathematics 2024-06-14 Peter B. Gothen

We present a variety of geometrical and combinatorial tools that are used in the study of geometric structures on surfaces: volume, contact, symplectic, complex and almost complex structures. We start with a series of local rigidity results…

Complex Variables · Mathematics 2024-02-28 Norbert A'Campo , Athanase Papadopoulos

We prove prove a bridge principle at infinity for area-minimizing surfaces in the hyperbolic space $\mathbb{H}^3$, and we use it to prove that any open, connected, orientable surface can be properly embedded in $\mathbb{H}^3$ as an…

Differential Geometry · Mathematics 2014-01-14 Francisco Martin , Brian White

We construct examples of inhomogeneous isoparametric real hypersurfaces in complex hyperbolic spaces.

Differential Geometry · Mathematics 2010-11-24 J. Carlos Diaz-Ramos , Miguel Dominguez-Vazquez

In this paper we consider three dimensional upper half space $\mathbb{H}^3 $ equipped with various Kropina metrics obtained by deformation of hyperbolic metric of $\mathbb{H}^3$ through $1$-forms and obtain a partial differential equation…

Differential Geometry · Mathematics 2022-03-02 Ashok Kumar , Ranadip Gangopadhyay , Bankteshwar Tiwari , Hemangi Madhusudan Shah

In this article we introduce a hyperbolic metric on the (normalized) space of stability conditions on projective K3 surfaces $X$ with Picard rank $\rho (X) =1$. And we show that all walls are geodesic in the normalized space with respect to…

Algebraic Geometry · Mathematics 2013-04-15 Kotaro Kawatani

In this paper we show that bending a finite volume hyperbolic $d$-manifold $M$ along a totally geodesic hypersurface $\Sigma$ results in a properly convex projective structure on $M$ with finite volume. We also discuss various geometric…

Geometric Topology · Mathematics 2020-04-10 Samuel A. Ballas , Ludovic Marquis

We study the hyperbolicity of the log variety $(\mathbb{P}^n, X)$, where $X$ is a very general hypersurface of degree $d\geq 2n+1$ (which is the bound predicted by the Kobayashi conjecture). Using a positivity result for the sheaf of…

Algebraic Geometry · Mathematics 2007-05-23 Gianluca Pacienza , Erwan Rousseau

We prove existence of thick geodesic triangulations of hyperbolic 3-manifolds and use this to prove existence of universal bounds on the principal curvatures of surfaces embedded in hyperbolic 3-manifolds.

Geometric Topology · Mathematics 2010-11-23 William Breslin

In this paper we further develop a Grassmannian technique used to prove results about very general hypersurfaces and present three applications. First, we provide a short proof of the Kobayashi Conjecture given previous results on the…

Algebraic Geometry · Mathematics 2018-06-08 Eric Riedl , David Yang

We investigate the problem of finding smooth hypersurfaces of constant mean curvature in hyperbolic space, which can be represented as radial graphs over a subdomain of the upper hemisphere. Our approach is variational and our main results…

Analysis of PDEs · Mathematics 2007-09-24 D. De Silva , J. Spruck

We find complete hypersurfaces of constant curvature in hyperbolic space with a prescribed asymptotic boundary at infinity for a general class of (elliptic) curvature functions which includes the higher order mean curvatures and their…

Differential Geometry · Mathematics 2008-12-15 Joel Spruck , Bo Guan

We define and study "hyperbolic forcing".

Differential Geometry · Mathematics 2016-09-21 Pedro Ontaneda
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