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Related papers: Tight contact structures and taut foliations

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This paper concerns the problem of existence of taut foliations among 3-manifolds. Since the contribution of David Gabai, we know that closed 3-manifolds with non-trivial second homology group admit a taut foliations. The essential part of…

Geometric Topology · Mathematics 2019-08-15 Shanti Caillat-Gibert , Daniel Matignon

The main purpose of this article is to classify contact structures on some 3-manifolds, namely lens spaces, most torus bundles over a circle, the solid torus, and the thickened torus T^2 x [0,1]. This classification completes earlier work…

Geometric Topology · Mathematics 2009-10-31 Emmanuel Giroux

We introduce the concept of twisted contact groupoids, as an extension either of contact groupoids or of twisted symplectic ones, and we discuss the integration of twisted Jacobi manifolds by twisted contact groupoids. We also investigate…

Differential Geometry · Mathematics 2009-12-22 Fani Petalidou

We define notions of generically and coarsely computable relations and structures and functions between structures. We investigate the existence and uniqueness of equivalence structures in the context of these definitions

Logic · Mathematics 2018-08-09 Wesley Calvert , Douglas Cenzer , Valentina Harizanov

We give a necessary and sufficient criterion for a sutured manifold to be taut in terms of the twisted homology of the sutured manifold.

Geometric Topology · Mathematics 2012-09-06 Stefan Friedl , Taehee Kim

We classify compact manifolds of dimension three equipped with a path structure and a fixed contact form (which we refer to as a strict path structure) under the hypothesis that their automorphism group is non-compact. We use a Cartan…

Differential Geometry · Mathematics 2023-03-09 Elisha Falbel , Martin Mion-Mouton , Jose Miguel Veloso

Novikov's theorem is a rigidity result on the class of taut foliations on three-manifolds. For higher dimensional manifolds, foliations with a strong symplectic form have been suggested as the class of foliations having similar rigidity…

Symplectic Geometry · Mathematics 2026-02-13 Sushmita Venugopalan

We show that every quasiconformal contact foliation supports an invariant metric and characterise such foliations by the dynamical property of $C^1$-equicontinuity. We prove that a generalisation of the Weinstein conjecture holds for…

Dynamical Systems · Mathematics 2023-06-29 Douglas Finamore

We employ cut and paste contact topological techniques to classify some tight contact structures on the closed, oriented genus-2 surface times the interval. A boundary condition is specified so that the Euler class of the of the contact…

Symplectic Geometry · Mathematics 2014-10-01 Tanya Cofer

We obtain sufficient conditions ensuring the topological equivalence of two perturbed difference linear systems whose linear part has a property of generalized exponential dichotomy. When the exponential dichotomy is verified, we obtain a…

Classical Analysis and ODEs · Mathematics 2015-08-31 Alvaro Castañeda , Gonzalo Robledo

We prove $h$-principle for locally conformal symplectic foliations and contact foliations on open manifolds. We interpret the result on $h$ principle of contact foliations in terms of the regular Jacobi structures.

Differential Geometry · Mathematics 2013-04-15 Mahuya Datta , Sauvik Mukherjee

We give a detailed exposition of the homotopy theory of equivalence relations, perhaps the simplest nontrivial example of a model structure.

Algebraic Topology · Mathematics 2009-09-06 Finnur Larusson

We prove that there is a unique real tight contact structure on the 3-ball with convex boundary up to isotopy through real tight contact structures. We also give a partial classification of the real tight solid tori with the real structure…

Geometric Topology · Mathematics 2018-07-17 Ferit Ozturk , Nermin Salepci

This article describes the following results which relate to each other; i) convergence of high dimensional contact structure to codimension one foliation with Reeb component, ii) relation between Nil-type and Sol-type contact submanifolds…

Geometric Topology · Mathematics 2015-05-28 Atsuhide Mori

We classify positive, tight contact structures on closed Seifert fibered 3-manifolds with base S^2, three singular fibers and e_0\geq 0.

Symplectic Geometry · Mathematics 2007-05-23 Paolo Ghiggini , Paolo Lisca , Andras I. Stipsicz

Heuristic arguments are presented to show that the basic quantity of density functional theory - exact universal exchange-correlation potential should have fractal structure.

Strongly Correlated Electrons · Physics 2007-05-23 Peter Babinec

In this paper, we show the existence of (co-oriented) contact structures on certain classes of $G_2$-manifolds, and that these two structures are compatible in certain ways. Moreover, we prove that any seven-manifold with a spin structure…

Differential Geometry · Mathematics 2018-03-23 M. Firat Arikan , Hyunjoo Cho , Sema Salur

This article is a continuation of my former article "On Connectivity Spaces". After some brief historical references relating to the subject, separation spaces and then adjoint notions of connective representation and connective foliation…

General Topology · Mathematics 2016-10-25 Stéphane Dugowson

We prove that every homotopy class of almost contact structures on a closed 5-dimensional manifold admits a contact structure.

Symplectic Geometry · Mathematics 2014-11-10 Roger Casals , Dishant M. Pancholi , Francisco Presas

It is known that the folded sum of two contact mapping tori whose fibers are compact exact symplectic manifolds having a common convex boundary (called the ``fold'') admits a cooriented contact structure compatible with the obvious…

Geometric Topology · Mathematics 2025-04-03 M. Firat Arikan
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