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Related papers: Envelopes of holomorphy and holomorphic discs

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Expanding on my former work along with the more recent work of Kasuya and Takase, we demonstrate that for a given link $L \subset M$ which is null-homologous in $H_1(M)$ and for any smooth oriented 2-plane field $\eta$ over $L$ there exists…

Complex Variables · Mathematics 2025-09-26 Ali M. Elgindi

This is the second part of a series of two papers dedicated to a systematic study of holomorphic Jacobi structures. In the first part, we introduced and study the concept of a holomorphic Jacobi manifold in a very natural way as well as…

Differential Geometry · Mathematics 2019-06-20 Luca Vitagliano , Aïssa Wade

A divide is the image of a proper and generic immersion of a compact $1$-manifold into the $2$-disk. Due to A'Campo's theory, each divide is associated with a link in the 3-sphere. In this paper, we reveal a hidden hyperbolic structure in…

Geometric Topology · Mathematics 2024-02-27 Ryoga Furutani , Yuya Koda

In this paper we introduce the notion of a formal complex contact structure on an odd dimensional complex manifold. Our main result is that every formal complex contact structure on a Stein manifold $X$ is homotopic to a holomorphic contact…

Complex Variables · Mathematics 2020-10-27 Franc Forstneric

We study the envelopes of meromorphy of neighborhoods of symplectically immersed two-spheres in complex K\"ahler surfaces using the Gromov's theory of pseudoholomorphic curves. The construction of a complete family of holomorphic…

Complex Variables · Mathematics 2015-06-26 S. M. Ivashkovich , V. V. Shevchishin

We give a brief survey on the entropy of holomorphic self maps $f$ of compact K\"ahler manifolds, and rational dominating self maps $f$ of smooth projective varieties. We emphasize the connection between the entropy and the spectral radii…

Dynamical Systems · Mathematics 2016-09-07 Shmuel Friedland

Gromov, in his seminal 1989 paper on the Oka principle, introduced the notion of an elliptic manifold and proved that every continuous map from a Stein manifold to an elliptic manifold is homotopic to a holomorphic map. We show that a much…

Complex Variables · Mathematics 2010-11-19 Tyson Ritter

This paper deals with proper holomorphic self-maps of smoothly bounded pseudoconvex domains in $\C^2$. We study the dynamical properties of their extension to the boundary and show that their non-wandering sets are always contained in the…

Complex Variables · Mathematics 2007-05-23 Emmanuel Opshtein

The lack of a uniformization theorem in several complex variables leads to a desire to classify all of the simply connected domains. We use established computational methods and a localization technique to generalize a recently-published…

Complex Variables · Mathematics 2026-01-07 Nicholas Newsome

The aim of this article is to introduce invariants of oriented, smooth, closed four-manifolds, built using the Floer homology theories defined in two earlier papers (math.SG/0101206 and math.SG/0105202). This four-dimensional theory also…

Symplectic Geometry · Mathematics 2007-05-23 Peter S Ozsvath , Zoltan Szabo

We prove the parametric homotopy principle for holomorphic immersions of Stein manifolds into Euclidian space and the homotopy principle with approximation on holomorphically convex sets. We write an integration by parts like formula for…

Complex Variables · Mathematics 2010-07-27 Dejan Kolarič

In this paper we introduce the notion of the realifications of an arbitrary \emph{partial holomorphic relation}. Our main result states that if any realification of an open partial holomorphic relation over a Stein manifold satisfies a…

Differential Geometry · Mathematics 2025-04-09 Luis Giraldo , Guillermo Sánchez Arellano

We prove a "gluing" theorem for monotone homotopies; a monotone homotopy is a homotopy through simple contractible closed curves which themselves are pairwise disjoint. We show that two monotone homotopies which have appropriate overlap can…

Differential Geometry · Mathematics 2016-10-06 Gregory R. Chambers , Regina Rotman

We prove that all flexible Weinstein fillings of a given contact manifold with vanishing first Chern class have isomorphic integral cohomology; in certain cases, we prove that all flexible fillings are symplectomorphic. As an application,…

Symplectic Geometry · Mathematics 2017-09-08 Oleg Lazarev

It is a classical important problem of differential topology by Thom; for a homology class of a compact manifold, can we realize this by a closed submanifold with no boundary? This is true if the degree of the class is smaller or equal to…

Algebraic Topology · Mathematics 2020-11-17 Naoki Kitazawa

A Riemann-Cartan manifold is a Riemannian manifold endowed with an affine connection which is compatible with the metric tensor. This affine connection is not necessarily torsion free. Under the assumption that the manifold is a homogeneous…

Differential Geometry · Mathematics 2019-09-04 Cristina Draper , Antonio Garvín , Francisco J. Palomo

Let M be a closed hyperbolic three manifold. We construct closed surfaces which map by immersions into M so that for each one the corresponding mapping on the universal covering spaces is an embedding, or, in other words, the corresponding…

Geometric Topology · Mathematics 2015-03-13 Jeremy Kahn , Vladimir Markovic

A translation structure on a surface is an atlas of charts to the plane so that the transition functions are translations. We allow our surfaces to be non-compact and infinite genus. We endow the space of all pointed surfaces equipped with…

Geometric Topology · Mathematics 2013-10-22 W. Patrick Hooper

Motivated by the holographic prescriptions for computing entanglement entropy and complexity, we study the properties of volumes/areas of bulk surfaces. We obtain a simple formula for the shape dependence of holographic entanglement entropy…

High Energy Physics - Theory · Physics 2017-10-02 Dean Carmi

We prove that on closed Riemannian manifolds with infinite abelian, but not cyclic, fundamental group, any isometry that is homotopic to the identity possesses infinitely many invariant geodesics. We conjecture that the result remains true…

Differential Geometry · Mathematics 2015-05-13 Marco Mazzucchelli
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