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Related papers: Framed $E_2$ structures in Floer theory

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This paper studies the homotopy theory of the Grothendieck construction using model categories and semi-model categories, provides a unifying framework for the homotopy theory of operads and their algebras and modules, and uses this…

Algebraic Topology · Mathematics 2026-05-20 Michael Batanin , Florian De Leger , David White

In this paper we establish the existence of periodic orbits belonging to any $\sigma$-atoroidal free homotopy class for Hamiltonian systems in the twisted disc bundle, provided that the compactly supported time-dependent Hamiltonian…

Symplectic Geometry · Mathematics 2019-11-20 Wenmin Gong

We provide a new obstruction for a rational homology 3-sphere to arise by Dehn surgery on a given knot in the 3-sphere. The obstruction takes the form of an inequality involving the genus of the knot, the surgery coefficient, and a count of…

Geometric Topology · Mathematics 2014-02-26 Stanislav Jabuka

Curved algebras are a generalization of differential graded algebras which have found numerous applications recently. The goal of this foundational article is to introduce the notion of a curved operad, and to develop the operadic calculus…

Algebraic Topology · Mathematics 2023-12-12 Victor Roca i Lucio

This paper and its prequel ("Part I") prove a generalization of the usual gluing theorem for two index 1 pseudoholomorphic curves U_+ and U_- in the symplectization of a contact 3-manifold. We assume that for each embedded Reeb orbit gamma,…

Symplectic Geometry · Mathematics 2008-12-23 Michael Hutchings , Clifford Henry Taubes

In principle, Floer theory can be extended to define homotopy invariants of families of equivalent objects (e.g. Hamiltonian isotopic symplectomorphisms, 3-manifolds, Legendrian knots, etc.) parametrized by a smooth manifold B. The…

Symplectic Geometry · Mathematics 2014-10-01 Michael Hutchings

We apply the methods of Heegaard Floer homology to identify topological properties of complex curves in the complex projective plane. As one application, we resolve an open conjecture that constrains the Alexander polynomial of the link of…

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

Let K \subset Y be a knot in a three manifold which admits a longitude-framed surgery such that the surgered manifold has first Betti number greater than that of Y. We find a formula which computes the twisted Floer homology of the surgered…

Geometric Topology · Mathematics 2009-10-13 Evan Fink

We decompose linear $\mathrm{G}_2$-structure in canonical ways adapted to 3-dimensional subspaces, in terms of certain natural 1-forms and definite triple of 2-forms, and apply the decompositions to the study of $\mathrm{G}_2$-structure…

Differential Geometry · Mathematics 2026-05-13 Chengjian Yao , Ziyi Zhou

Let G be a group and let M be a CAT(0) proper metric space (e.g. a simply connected complete Riemannian manifold of non-positive sectional curvature or a locally finite tree). Isometric actions of G on M are (by definition) points in the…

Group Theory · Mathematics 2007-05-23 Robert Bieri , Ross Geoghegan

For an oriented irreducible 3-manifold M with non-empty toroidal boundary, we describe how sutured Floer homology ($SFH$) can be used to determine all fibered classes in $H^1(M)$. Furthermore, we show that the $SFH$ of a balanced sutured…

Geometric Topology · Mathematics 2016-06-13 Irida Altman , Stefan Friedl , András Juhász

Gromov's famous non-squeezing theorem (1985) states that the standard symplectic ball cannot be symplectically squeezed into any cylinder of smaller radius. Does there exist an analogue of this result in contact geometry? Our main finding…

Symplectic Geometry · Mathematics 2014-11-11 Yakov Eliashberg , Sang Seon Kim , Leonid Polterovich

Let $(M,\omega_M)$ be a monotone or negatively monotone symplectic manifold, or a Weinstein manifold. One can construct an "action" of $H^1(M,\mathbb{G}_m)$ on the Fukaya category (wrapped Fukaya category in the exact case) that reflects…

Symplectic Geometry · Mathematics 2021-09-28 Yusuf Barış Kartal

Bordered Floer homology associates to a parametrized oriented surface a certain differential graded algebra. We study the properties of this algebra under splittings of the surface. To the circle we associate a differential graded…

Geometric Topology · Mathematics 2017-01-23 Christopher L. Douglas , Ciprian Manolescu

This paper provides a conceptual study of the twisting procedure, which amounts to create functorially new differential graded Lie algebras, associative algebras or operads (as well as their homotopy versions) from a Maurer--Cartan element.…

Quantum Algebra · Mathematics 2019-03-05 Vladimir Dotsenko , Sergey Shadrin , Bruno Vallette

In this short note we show how Dubrovin's integrable hierarchies, defined using the Gromov-Witten theory of a closed symplectic manifold, generalizes to Hamiltonian Floer theory. In particular, we show how the required generalization of the…

Symplectic Geometry · Mathematics 2016-04-05 Oliver Fabert

This paper meticulously revisit and study the flux geometry of any compact oriented manifold $(M; W)$. We generalize several well-known factorization results, exhibit some orbital conditions for the study of flux geometry, give a proof of…

Symplectic Geometry · Mathematics 2019-08-06 Stéphane Tchuiaga

Unstable operations in a generalized cohomology theory E give rise to a functor from the category of algebras over E to itself which is a colimit of representable functors and a comonoid with respect to composition of such functors. In this…

Algebraic Topology · Mathematics 2015-05-28 Tilman Bauer

We prove a formula for the conjugation action on the knot Floer complex of the connected sum of two knots. Using the formula we construct a homomorphism from the smooth concordance group to an abelian group consisting of chain complexes…

Geometric Topology · Mathematics 2019-02-06 Ian Zemke

We introduce a contravariant functor, called Floer functor, from the category of Lagrangian conductors of a symplectic manifold to the homotopy category of bounded chain complexes of open strings in this manifold. The latter two categories…

Symplectic Geometry · Mathematics 2008-12-02 Jean-Yves Welschinger