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相关论文: Topological Hyperbolicity of Moduli spaces of Elli…

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We introduce the moduli space of marked, complete, Nielsen-convex hyperbolic structures on a surface of negative, but not necessarily finite, Euler characteristic. The emphasis is on infinite type surfaces, the aim being to study mapping…

几何拓扑 · 数学 2023-11-06 Chaitanya Tappu

Generalizing the well-known Shafarevich hyperbolicity conjecture, it has been conjectured by Viehweg that a quasi-projective manifold that admits a generically finite morphism to the moduli stack of canonically polarized varieties is…

代数几何 · 数学 2007-07-16 Stefan Kebekus , Sandor J. Kovacs

This survey discusses hyperbolicity properties of moduli stacks and generalisations of the Shafarevich Hyperbolicity Conjecture to higher dimensions. It concentrates on methods and results that relate moduli theory with recent progress in…

代数几何 · 数学 2011-12-21 Stefan Kebekus

Generalizing the well-known Shafarevich hyperbolicity conjecture, it has been conjectured by Viehweg that a quasi-projective manifold that admits a generically finite morphism to the moduli stack of canonically polarized varieties is…

代数几何 · 数学 2019-12-19 Stefan Kebekus , Sandor J. Kovacs

We show that the moduli space of rational elliptic surfaces admitting a section is locally a complex hyperbolic variety of dimension eight. We compare its Satake-Baily-Borel compactification with a compactification obtained by means of…

代数几何 · 数学 2007-05-23 Gert Heckman , Eduard Looijenga

In the moduli space of polarized varieties the same unpolarized variety can occur multiple times However, for K3 surfaces, compact hyperk\"ahler manifolds, and abelian varieties the number is finite. This may be viewed as a consequence of…

代数几何 · 数学 2019-08-20 Daniel Huybrechts

Compact hyperkaehler manifolds are higher-dimensional generalizations of K3 surfaces. The classical Global Torelli theorem for K3 surfaces, however, does not hold in higher dimensions. More precisely, a compact hyperkaehler manifold is in…

代数几何 · 数学 2013-09-12 Daniel Huybrechts

We prove a topological rigidity theorem for closed hypersurfaces of the Euclidean sphere and of an elliptic space form. It asserts that, under a lower bound hypothesis on the absolute value of the principal curvatures, the hypersurface is…

微分几何 · 数学 2018-09-28 Eduardo Longa , Jaime Ripoll

We give a characterizaton of smooth ample Hypersurfaces in Abelian Varieties and also describe an irreducible connected component of their moduli space: it consists of the Hypersurfaces of a given polarization type, plus the iterated…

代数几何 · 数学 2020-02-05 Fabrizio Catanese , Yongnam Lee

We establish a local model for the moduli space of holomorphic symplectic structures with logarithmic poles, near the locus of structures whose polar divisor is normal crossings. In contrast to the case without poles, the moduli space is…

代数几何 · 数学 2021-07-16 Mykola Matviichuk , Brent Pym , Travis Schedler

For smooth families with maximal variation, whose general fibers have semi-ample canonical bundle, the generalized Viehweg hyperbolicity conjecture states that the base spaces of such families are of log general type. This deep conjecture…

代数几何 · 数学 2020-05-01 Ya Deng , with an appendix by Dan Abramovich

In this paper, we prove the Kobayashi hyperbolicity of the coarse moduli spaces of canonically polarized or polarized Calabi-Yau manifolds in the sense of complex $V$-spaces (a generalization of complex $V$-manifolds in the sense of…

代数几何 · 数学 2019-08-23 Ya Deng

We introduce the notions of strong local Torelli and T-class for polarized manifolds, and prove that strong local Torelli implies global Torelli theorem on the Torelli spaces for polarized manifolds in the T-class. We discuss many new…

代数几何 · 数学 2016-09-06 Kefeng Liu , Yang Shen

In this paper, we study the structure, deformations and the moduli spaces of complex projective surfaces admitting genus two fibrations over elliptic curves. We observe that, a surface admitting a smooth fibration as above is elliptic and…

代数几何 · 数学 2007-05-23 Gulay Kaya

We identify as topological spheres those complete submanifolds lying with any codimension in hyperbolic space whose Ricci curvature satisfies a lower bound contingent solely upon the length of the mean curvature vector of the immersion.

微分几何 · 数学 2024-04-23 M. Dajczer , Th. Vlachos

In this paper we finish the topological classification of real algebraic surfaces of Kodaira dimension zero and we make a step towards the Enriques classification of real algebraic surfaces, by describing in detail the structure of the…

代数几何 · 数学 2007-05-23 Fabrizio Catanese , Paola Frediani

Consider the moduli functor of canonically polarized complex manifolds with Hilbert polynomial h, and let M_h be the corresponding coarse quasi-projective moduli scheme. We show that M_h is Brody hyperbolic in the following sense: Assume…

代数几何 · 数学 2007-05-23 Eckart Viehweg , Kang Zuo

Let M_0^R be the moduli space of smooth real cubic surfaces. We show that each of its components admits a real hyperbolic structure. More precisely, one can remove some lower-dimensional geodesic subspaces from a real hyperbolic space H^4…

代数几何 · 数学 2009-05-11 Daniel Allcock , James A. Carlson , Domingo Toledo

We extend the infinitesimal Torelli theorem for smooth hypersurfaces to nodal hypersurfaces.

代数几何 · 数学 2019-08-15 Zhenjian Wang

We study the moduli space of $J$-holomorphic subvarieties in a $4$-dimensional symplectic manifold. For an arbitrary tamed almost complex structure, we show that the moduli space of a sphere class is formed by a family of linear system…

辛几何 · 数学 2021-04-16 Weiyi Zhang
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