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Related papers: Gromov compactness theorem for stable curves

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In this paper, we develop a new index theory for manifolds with polyhedral boundary. As an application, we prove Gromov's dihedral extremality conjecture regarding comparisons of scalar curvatures, mean curvatures and dihedral angles…

Differential Geometry · Mathematics 2023-03-09 Jinmin Wang , Zhizhang Xie , Guoliang Yu

The enumerative geometry of r-th roots of line bundles is the subject of Witten's conjecture and occurs in the calculation of Gromov-Witten invariants of orbifolds. It requires the definition of the suitable compact moduli stack and the…

Algebraic Geometry · Mathematics 2014-01-14 Alessandro Chiodo

It follows from a theorem of Gromov that the stable systolic category of a closed manifold is bounded from below by the rational cup-length of the manifold. In the paper we study the inequality in the opposite direction. In particular,…

Algebraic Topology · Mathematics 2009-07-22 Alexander N. Dranishnikov , Yuli B. Rudyak

We give a combinatorial proof of an unpublished result of E. Klarreich: The Gromov boundary of the complex of curves of a non-exceptional oriented surface S of finite type can naturally be identified with the space of minimal geodesic…

Geometric Topology · Mathematics 2007-05-23 U. Hamenstaedt

We re-prove Gromov's non-squeezing theorem by applying Polyfold Theory to a simple Gromov-Witten moduli space. Thus we demonstrate how to utilize the work of Hofer-Wysocki-Zehnder to give proofs involving moduli spaces of pseudoholomorphic…

Symplectic Geometry · Mathematics 2020-10-15 Franziska Beckschulte , Ipsita Datta , Irene Seifert , Anna-Maria Vocke , Katrin Wehrheim

Inspired by the log Gromov-Witten (or GW) theory of Gross-Siebert/Abramovich-Chen, we introduce a geometric notion of log J-holomorphic curve relative to a simple normal crossings symplectic divisor defined in [FMZ1]. Every such moduli…

Symplectic Geometry · Mathematics 2022-08-17 Mohammad Farajzadeh-Tehrani

Gromov has shown how to construct holomorphic maps of the plane to a complex manifold with prescribed values on a lattice. In the present paper, a similar interpolation theorem for pseudo-holomorphic maps from the cylinder S to an…

Differential Geometry · Mathematics 2010-06-10 Antoine Gournay

We consider Riemann surfaces obtained from nodal curves with infinite cylinders in the place of nodal and marked points, and study the space of finite energy vortices defined on these surfaces. To compactify the space of vortices, we need…

Symplectic Geometry · Mathematics 2015-07-23 Sushmita Venugopalan

Gromov conjectured that the total mean curvature of the boundary of a compact Riemannian manifold can be estimated from above by a constant depending only on the boundary metric and on a lower bound for the scalar curvature of the fill-in.…

Differential Geometry · Mathematics 2026-02-10 Christian Baer

We develop new techniques to study regularity questions for moduli spaces of pseudoholomorphic curves that are multiply covered. Among the main results, we show that unbranched multiple covers of closed holomorphic curves are generically…

Symplectic Geometry · Mathematics 2022-11-16 Chris Wendl

One can describe isomorphism of two compact hyperbolic Riemann surfaces of the same genus by a measure-theoretic property: a chosen isomorphism of their fundamental groups corresponds to a homeomorphism on the boundary of the Poincar\'e…

Algebraic Geometry · Mathematics 2011-12-22 Gunther Cornelissen , Janne Kool

We prove that a sequence of holomorphic discs with totally real boundary conditions has a subsequence that Gromov converges to a stable holomorphic map of genus zero with connected boundary provided that the sequence is bounded and has…

Symplectic Geometry · Mathematics 2015-10-28 Urs Frauenfelder , Kai Zehmisch

We prove that the moduli stack of stable curves of genus g with n marked points is rigid, i.e., has no infinitesimal deformations. This confirms the first case of a principle proposed by Kapranov. It can also be viewed as a version of…

Algebraic Geometry · Mathematics 2010-03-16 Paul Hacking

In this paper, we mainly study the compactness and local structure of immersing surfaces in $\mathbb{R}^n$ with local uniform bounded area and small total curvature $\int_{\Sigma\cap B_1(0)} |A|^2$. A key ingredient is a new quantity which…

Differential Geometry · Mathematics 2019-04-05 Jianxin Sun , Jie Zhou

We prove that the envelope of meromorphy of any imbedded symplectic sphere in $CP^2$ coincides with the whole $CP^2$. As a tool for the proof we use the Gromov theory of pseudo-holomorphic curves. Several results in this subject, such as…

Complex Variables · Mathematics 2007-05-23 Sergei Ivashkovich , Vsevolod Shevchishin

This article investigates a few questions about orbits of local automorphisms in manifolds endowed with rigid geometric structures. We give sufficient conditions for local homogeneity in a broad class of such structures, namely Cartan…

Differential Geometry · Mathematics 2020-05-20 Vincent Pecastaing

We develop an analytic framework that combines the compactness theory of Gromov for J-holomorphic curves with that of Uhlenbeck for ASD connections. Compactness, regularity and removal of singularity theorems are discussed.

Symplectic Geometry · Mathematics 2014-09-04 Max Lipyanskiy

We prove a compactness result for holomorphic curves with boundary on an immersed Lagrangian submanifold with clean self-intersection. As a consequence, we show that the number of intersections of such holomorphic curves with the…

Symplectic Geometry · Mathematics 2009-03-13 Kai Cieliebak , Tobias Ekholm , Janko Latschev

The stable rationality of components of the moduli space of (unparametrized) rational curves in projective $n$-space with fixed normal bundle is proved, provided these components dominate the moduli space of immersed rational curves in the…

Algebraic Geometry · Mathematics 2007-05-23 Herbert Clemens

We prove Cheeger-Gromov convergence for a subsequence of a given sequence of manifolds-with-boundary of bounded geometry. The method of the proof is to reduce, via height functions, the problem to the setting of Hamilton's compactnes…

Differential Geometry · Mathematics 2026-02-24 Olaf Müller