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Related papers: Filtering the Heegaard Floer contact invariant

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Lipshitz, Ozsv\'ath and Thurston defined a bordered Heegaard Floer invariant CFDA for 3-manifolds with two boundary components, including mapping cylinders for surface diffeomorphisms. We define a related invariant for certain 4-dimensional…

Geometric Topology · Mathematics 2013-10-15 Tova Brown

Let $\text{Man}_{*}$ denote the category of closed, connected, oriented and based $3$-manifolds, with basepoint preserving diffeomorphisms between them. Juh\'asz, Thurston and Zemke showed that the Heegaard Floer invariants are natural with…

Geometric Topology · Mathematics 2023-06-14 Mike Gartner

We prove the equivalence of the sutured versions of Heegaard Floer homology, monopole Floer homology, and embedded contact homology. As applications we show that the knot versions of Heegaard Floer homology and embedded contact homology are…

Symplectic Geometry · Mathematics 2024-03-26 Vincent Colin , Paolo Ghiggini , Ko Honda

In this note we observe, answering a question of Eliashberg and Thurston, that all contact structures on a closed oriented 3-manifold are $C^\infty$-deformations of foliations.

Symplectic Geometry · Mathematics 2007-05-23 John B. Etnyre

We introduce a generalization of the Lisca-Ozsv\'ath-Stipsicz-Szab\'o Legendrian invariant $\mathfrak L$ to links in every rational homology sphere, using the collapsed version of link Floer homology. We represent a Legendrian link $L$ in a…

Geometric Topology · Mathematics 2020-06-18 Alberto Cavallo

Building on the algebraic framework developed by Hendricks, Manolescu, and Zemke, we introduce and study a set of Floer-theoretic invariants aimed at detecting corks. Our invariants obstruct the extension of a given involution over any…

Geometric Topology · Mathematics 2024-08-27 Irving Dai , Matthew Hedden , Abhishek Mallick

We compute the Floer homology and Seiberg-Witten Floer homotopy type of Seifert rational homology $3$-spheres which fiber over $\mathbb{RP}^2$. We show that they are all $L$-spaces and their Floer homotopy type is a suspension of $S^0$.…

Geometric Topology · Mathematics 2026-04-27 David Baraglia , Pedram Hekmati

This is the first of a series of papers devoted to proving the equivalence of Heegaard Floer homology and embedded contact homology (abbreviated ECH). In this paper we prove that, given a closed, oriented, contact $3$-manifold, there is an…

Symplectic Geometry · Mathematics 2025-10-15 Vincent Colin , Paolo Ghiggini , Ko Honda

This paper presents a systematic quantitative study of contact rigidity phenomena based on the contact Hamiltonian Floer theory established by Merry-Uljarevi\'c. Our quantitative approach applies to arbitrary admissible contact Hamiltonian…

Symplectic Geometry · Mathematics 2025-08-25 Danijel Djordjević , Igor Uljarević , Jun Zhang

For any integer $n\geq 2$, we construct an infinite family of Stein fillable contact $(4n-1)$-manifolds each of which admits infinitely many pairwise homotopy inequivalent Stein fillings.

Geometric Topology · Mathematics 2016-11-18 Takahiro Oba

We show that all versions of Heegaard Floer homology, link Floer homology, and sutured Floer homology are natural. That is, they assign concrete groups to each based 3-manifold, based link, and balanced sutured manifold, respectively.…

Geometric Topology · Mathematics 2018-08-31 András Juhász , Dylan P. Thurston , Ian Zemke

We derive constraints on Lagrangian concordances from Legendrian submanifolds of the standard contact sphere admitting exact Lagrangian fillings. More precisely, we show that such a concordance induces an isomorphism on the level of…

Symplectic Geometry · Mathematics 2015-01-20 Baptiste Chantraine , Georgios Dimitroglou Rizell , Paolo Ghiggini , Roman Golovko

Bordered Heegaard Floer homology is an invariant for 3-manifolds, which associates to a surface F an algebra A(F), and to a 3-manifold Y with boundary, together with an orientation-preserving diffeomorphism from F to the boundary of Y, a…

Geometric Topology · Mathematics 2021-11-08 Ina Petkova

For a rational homology 3-sphere $Y$ with a $\spinc$ structure $\s$, we show that simple algebraic manipulations of our construction of equivariant Seiberg-Witten Floer homology lead to a collection of variants which are topological…

Geometric Topology · Mathematics 2007-05-23 Matilde Marcolli , Bai-Ling Wang

This thesis considers fillable contact structures on odd-dimensional manifolds. For that purpose, Rabinowitz-Floer homology (RFH) is used which was introduced by Cieliebak and Frauenfelder in 2009. A major part of the thesis is devoted to…

Symplectic Geometry · Mathematics 2016-05-26 Alexander Fauck

This is the third of five papers that construct an isomorphism between the Seiberg-Witten Floer homology and the Heegaard Floer homology of a given compact, oriented 3-manifold. The isomorphism is given as a composition of three…

Symplectic Geometry · Mathematics 2021-01-06 Cagatay Kutluhan , Yi-Jen Lee , Clifford Henry Taubes

This is a survey of bordered Heegaard Floer homology, an extension of the Heegaard Floer invariant HF-hat to 3-manifolds with boundary. Emphasis is placed on how bordered Heegaard Floer homology can be used for computations.

Geometric Topology · Mathematics 2016-03-29 Robert Lipshitz , Peter Ozsváth , Dylan Thurston

Using Furuta's idea of finite dimensional approximation in Seiberg-Witten theory, we refine Seiberg-Witten Floer homology to obtain an invariant of homology 3-spheres which lives in the S^1-equivariant graded suspension category. In…

Differential Geometry · Mathematics 2019-06-25 Ciprian Manolescu

We demonstrate how to combinatorially calculate the EH-class of a compatible contact structure in the sutured Floer homology group of a balanced sutured three manifold which is associated to an abstract partial open book decomposition. As…

Geometric Topology · Mathematics 2012-06-22 Tolga Etgü , Burak Ozbagci

We apply Heegaard Floer homology to study deformations of singularities of plane algebraic curves. Our main result provides an obstruction to the existence of a deformation between two singularities. Generalizations include the case of…

Algebraic Geometry · Mathematics 2016-09-15 Maciej Borodzik , Charles Livingston