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In this note we make several observations concerning symplectic fillings. In particular we show that a (strongly or weakly) semi-fillable contact structure is fillable and any filling embeds as a symplectic domain in a closed symplectic…

Symplectic Geometry · Mathematics 2014-10-01 John B Etnyre

In this note we study the contact geometry of symplectic divisors. We show the contact structure induced on the boundary of a divisor neighborhood is invariant under toric and interior blow-ups and blow-downs. We also construct an open book…

Symplectic Geometry · Mathematics 2021-01-18 Tian-Jun Li , Jie Min

Due to the emergence of symplectic geometry, the geometric treatment of mechanics underwent a great development during the last century. In this scenario the pressence of symmetries in Hamiltonian systems leads naturally to the existence of…

Mathematical Physics · Physics 2022-08-24 Juan Manso García-Mauriño

We introduce the classes of holomorphic $p$-contact manifolds and holomorphic $s$-symplectic manifolds that generalise the classical holomorphic contact and holomorphic symplectic structures. After observing their basic properties and…

Differential Geometry · Mathematics 2025-11-18 Hisashi Kasuya , Dan Popovici , Luis Ugarte

The first goal of this paper is to construct examples of higher dimensional contact manifolds with specific properties. Our main results in this direction are the existence of tight virtually overtwisted closed contact manifolds in all…

Symplectic Geometry · Mathematics 2019-11-01 Fabio Gironella

Mitsumatsu constructed leafwise symplectic structures of certain codimension one foliations of the 5-sphere. This inspired the present author to improve his result on convergence of contact structure to foliation. We describe convergence of…

Geometric Topology · Mathematics 2017-07-17 Atsuhide Mori

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

This sequel to our previous paper [MS11b] continues the study of topological contact dynamics and applications to contact dynamics and topological dynamics. We provide further evidence that the topological automorphism groups of a contact…

Symplectic Geometry · Mathematics 2012-03-22 Stefan Müller , Peter Spaeth

This note collects a number of standard statements in Riemannian geometry and in Sobolev-space theory that play a prominent role in analytic approaches to symplectic topology. These include relations between connections and complex…

Symplectic Geometry · Mathematics 2010-12-20 Aleksey Zinger

Integrable Hamiltonian systems on symplectic manifolds have been well-studied. However, an intrinsic property of these kind of systems is that they can only live on even dimensional manifolds. To introduce a similar notion of integrability…

Dynamical Systems · Mathematics 2023-05-08 Senne Ignoul

We prove several results on weak symplectic fillings of contact 3-manifolds, including: (1) Every weak filling of any planar contact manifold can be deformed to a blow up of a Stein filling. (2) Contact manifolds that have fully separating…

Symplectic Geometry · Mathematics 2019-09-16 Klaus Niederkrüger , Chris Wendl

We discuss the interplay between lagrangian distributions and connections in symplectic geometry, beginning with the traditional case of symplectic manifolds and then passing to the more general context of poly- and multisymplectic…

Differential Geometry · Mathematics 2014-12-12 Michael Forger , Sandra Z. Yepes

We consider the existence of symplectic and conformal symplectic codimension-one foliations on closed manifolds of dimension at least 5. Our main theorem, based on a recent result by Bertelson-Meigniez, states that in dimension at least 7…

Symplectic Geometry · Mathematics 2021-11-02 Fabio Gironella , Lauran Toussaint

We propose a novel approach to contact Hamiltonian mechanics which, in contrast to the one dominating in the literature, serves also for non-trivial contact structures. In this approach Hamiltonians are no longer functions on the contact…

Symplectic Geometry · Mathematics 2022-11-03 Katarzyna Grabowska , Janusz Grabowski

We construct open book structures on all moment-angle manifolds and describe the topology of their leaves and bindings under certain restrictions. II. We also show, using a recent deep result about contact forms due to Borman, Eliashberg…

Algebraic Topology · Mathematics 2019-07-30 Yadira Barreto , Santiago López de Medrano , Alberto Verjovsky

By a result of Eliashberg, every symplectic filling of a three-dimensional contact connected sum is obtained by performing a boundary connected sum on another symplectic filling. We prove a partial generalization of this result for…

Symplectic Geometry · Mathematics 2016-03-15 Paolo Ghiggini , Klaus Niederkrüger , Chris Wendl

In this paper we consider symplectic and contact Lie algebras. We define contactization and symplectization procedures and describe its main properties. We also give classification of such algebras in dimensions 3 and 4. The classification…

dg-ga · Mathematics 2008-02-03 Boris Kruglikov

We give a purely contact and symplectic geometric characterization of Anosov flows in dimension 3 and discuss a framework to use tools from contact and symplectic geometry and topology in the study of Anosov dynamics. We also discuss some…

Symplectic Geometry · Mathematics 2024-09-10 Surena Hozoori

This is a light survey article about the origins of contact and symplectic topology in dynamics and the more recent developments in the field. In lieu of formulas, numerous anecdotes are given.

Symplectic Geometry · Mathematics 2016-11-09 Jo Nelson

This paper begins the study of relations between Riemannian geometry and contact topology in any dimension and continues this study in dimension 3. Specifically we provide a lower bound for the radius of a geodesic ball in a contact…

Symplectic Geometry · Mathematics 2016-11-23 John B. Etnyre , Rafal Komendarczyk , Patrick Massot