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Related papers: Construction of hyperbolic Horikawa surfaces

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A construction of a spatial graph from a strongly invertible knot was developed by the second author, and a necessary and sufficient condition for the given spatial graph to be hyperbolic was provided as well. The condition is improved in…

General Topology · Mathematics 2007-11-05 Kazuhiro Ichihara , Akira Ushijima

A linear Weingarten surface in Euclidean space ${\bf R}^3$ is a surface whose mean curvature $H$ and Gaussian curvature $K$ satisfy a relation of the form $aH+bK=c$, where $a,b,c\in {\bf R}$. Such a surface is said to be hyperbolic when…

Differential Geometry · Mathematics 2007-06-13 Rafael Lopez

A discrete conformality for hyperbolic polyhedral surfaces is introduced in this paper. This discrete conformality is shown to be computable. It is proved that each hyperbolic polyhedral metric on a closed surface is discrete conformal to a…

Geometric Topology · Mathematics 2014-01-21 Xianfeng Gu , Ren Guo , Feng Luo , Jian Sun , Tianqi Wu

This note is about a $16$-dimensional family of surfaces of general type with $p_g=2$ and $q=0$ and $K^2=1$, called "special Horikawa surfaces". These surfaces, studied by Pearlstein-Zhang and by Garbagnati, are related to K3 surfaces. We…

Algebraic Geometry · Mathematics 2020-09-25 Robert Laterveer

In this article we prove that Fintushel-Stern's construction of Horikawa surface, which is obtained from an elliptic surface via a rational blow-down surgery in smooth category, can be performed in complex category. The main technique…

Algebraic Geometry · Mathematics 2008-06-15 Yongnam Lee , Jongil Park

Let G be a word-hyperbolic group, obtained as a graph of free groups amalgamated along cyclic subgroups. If H_2(G;Q) is nonzero, then G contains a closed hyperbolic surface subgroup. Moreover, the unit ball of the Gromov-Thurston norm on…

Group Theory · Mathematics 2008-07-22 Danny Calegari

Cutting a hyperbolic surface X along a simple closed multi-geodesic results in a hyperbolic structure on the complementary subsurface. We study the distribution of the shapes of these subsurfaces in moduli space as boundary lengths go to…

Geometric Topology · Mathematics 2022-08-10 Francisco Arana-Herrera , Aaron Calderon

We prove that the ends of a properly immersed simply or one connected minimal surface in H(2)xR contained in a slab of height less than \pi of H(2)xR, are multi-graphs. When such a surface is embedded then the ends are graphs. When embedded…

Differential Geometry · Mathematics 2013-04-09 Pascal Collin , Laurent Hauswirth , Harold Rosenberg

This paper builds one-cusped complex hyperbolic $2$-manifolds by an explicit geometric construction. Specifically, for each odd $d \ge 1$ there is a smooth projective surface $Z_d$ with $c_1^2(Z_d) = c_2(Z_d) = 6d$ and a smooth irreducible…

Geometric Topology · Mathematics 2025-12-05 Martin Deraux , Matthew Stover

This survey article describes the algorithmic approaches successfully used over the time to construct hyperbolic structures on 3-dimensional topological "objects" of various types, and to classify several classes of such objects using such…

Geometric Topology · Mathematics 2010-03-26 Carlo Petronio

A Lie hypersurface in the complex hyperbolic space is a homogeneous real hypersurface without focal submanifolds. The set of all Lie hypersurfaces in the complex hyperbolic space is bijective to a closed interval, which gives a deformation…

Differential Geometry · Mathematics 2009-08-25 Tatsuyoshi Hamada , Yuji Hoshikawa , Hiroshi Tamaru

We classify all homothetical surfaces with constant mean curvature $H$ in the hyperbolic space $\mathbb{H}^3$. Using the upper half-space model with standard coordinates $(x,y,z)$, these surfaces are defined by the relation $z =…

Differential Geometry · Mathematics 2026-05-13 Rafael Belli , Rafael López

We consider various equivalence relations on the set of homotopy classes of curves on a hyperbolic surface based on topological, algebraic, and geometric structures. The purpose of this work is to determine the relationship between these…

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

For any H in [0,1), we construct complete, non-proper, stable, simply-connected surfaces with constant mean curvature H embedded in hyperbolic 3-space.

Differential Geometry · Mathematics 2017-03-07 Baris Coskunuzer , William H. Meeks , Giuseppe Tinaglia

We prove that quasi-projective base spaces of smooth families of minimal varieties of general type with maximal variation do not admit Zariski dense entire curves. We deduce the fact that moduli stacks of polarized varieties of this sort…

Algebraic Geometry · Mathematics 2019-12-11 Mihnea Popa , Behrouz Taji , Lei Wu

We construct smooth minimal complex surfaces of general type with $K^2=7$ and: $p_g=q=2,$ Albanese map of degree $2$ onto a $(1,2)$-polarized abelian surface; $p_g=q=1$ as a double cover of a quartic Kummer surface; $p_g=q=0$ as a double…

Algebraic Geometry · Mathematics 2017-03-24 Carlos Rito

We construct several modular compactifications of the Hurwitz space $H^d_{g/h}$ of genus $g$ curves expressed as $d$-sheeted, simply branched covers of genus $h$ curves. These compactifications are obtained by allowing the branch points of…

Algebraic Geometry · Mathematics 2012-06-21 Anand Deopurkar

We construct pairs of non-isometric hyperbolic 3-orbifolds with the same topological type and volume. Topologically these orbifolds are mapping tori of pseudo-Anosov maps of the surface of genus 2, with singular locus a fibred (hyperbolic)…

Geometric Topology · Mathematics 2019-12-12 Jérôme Los , Luisa Paoluzzi , Antonio Salgueiro

We construct the first examples of rationally convex surfaces in the complex plane with hyperbolic complex tangencies. In fact, we give two very different types of rationally convex surfaces: those that admit analytic fillings by…

Symplectic Geometry · Mathematics 2025-02-06 Georgios Dimitroglou Rizell , Mark G. Lawrence

Consider a Brody hyperbolic foliation by Riemann surfaces with linearizable isolated singularities on a compact complex surface. We show that its hyperbolic entropy is finite. We also estimate the modulus of continuity of the Poincare…

Dynamical Systems · Mathematics 2011-09-22 Tien-Cuong Dinh , Viet-Anh Nguyen , Nessim Sibony
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