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Given a holomorphic family of Bridgeland stability conditions over a surface, we define a notion of spectral network which is an object in a Fukaya category of the surface with coefficients in a triangulated DG-category. These spectral…

Algebraic Geometry · Mathematics 2021-12-28 Fabian Haiden , Ludmil Katzarkov , Carlos Simpson

This paper establishes an isomorphism between endomorphism algebras from the wrapped Fukaya category of a type of punctured surface, and the class of A-infinity algebras related to bordered knot Floer homology, called star algebras, which…

Geometric Topology · Mathematics 2025-01-14 Isabella Khan

We use the quilt formalism of Mau-Wehrheim-Woodward to give a sufficient condition for a finite collection of Lagrangian submanifolds to split-generate the Fukaya category, and deduce homological mirror symmetry for the standard 4-torus. As…

Symplectic Geometry · Mathematics 2019-12-19 Mohammed Abouzaid , Ivan Smith

We prove that the algebra of chains on the based loop space recovers the derived (wrapped) Fukaya category of the cotangent bundle of a closed smooth orientable manifold. The main new idea is the proof that a cotangent fibre generates the…

Symplectic Geometry · Mathematics 2015-03-13 Mohammed Abouzaid

We establish a $\mathbb{Z}[[t_1,\ldots, t_n]]$-linear derived equivalence between the relative Fukaya category of the 2-torus with $n$ distinct marked points and the derived category of perfect complexes on the $n$-Tate curve. Specialising…

Symplectic Geometry · Mathematics 2016-10-17 Yanki Lekili , Alexander Polishchuk

We embed triangulated categories defined by quivers with potential arising from ideal triangulations of marked bordered surfaces into Fukaya categories of quasi-projective 3-folds associated to meromorphic quadratic differentials. Together…

Symplectic Geometry · Mathematics 2016-01-20 Ivan Smith

For a stably framed Liouville manifold X , we construct a "Donaldson-Fukaya category over the sphere spectrum" F(X; S). The objects are closed exact Lagrangians whose Gauss maps are nullhomotopic compatibly with the ambient stable framing,…

Symplectic Geometry · Mathematics 2024-05-21 Noah Porcelli , Ivan Smith

We study the unwrapped Fukaya category of Lagrangian branes ending on a Legendrian knot. Our knots live at contact infinity in the cotangent bundle of a surface, the Fukaya category of which is equivalent to the category of constructible…

Symplectic Geometry · Mathematics 2016-11-01 Vivek Shende , David Treumann , Eric Zaslow

We prove a structural result in mirror symmetry for projective Calabi--Yau (CY) manifolds. Let $X$ be a connected symplectic CY manifold, whose Fukaya category $\mathcal{F}(X)$ is defined over some suitable Novikov field $\mathbb{K}$; its…

Symplectic Geometry · Mathematics 2015-10-16 Timothy Perutz , Nick Sheridan

Let $M$ be an exact symplectic manifold with contact type boundary such that $c_1(M)=0$. In this paper we show that the cyclic cohomology of the Fukaya category of $M$ has the structure of an involutive Lie bialgebra. Inspired by a work of…

Symplectic Geometry · Mathematics 2012-08-01 Xiaojun Chen , Hai-Long Her , Shanzhong Sun

We prove that the derived Fukaya category of the Lefschetz fibration defined by a Brieskorn-Pham polynomial is equivalent to the triangulated category of singularities associated with the same polynomial together with a grading by an…

Symplectic Geometry · Mathematics 2010-03-29 Masahiro Futaki , Kazushi Ueda

In all known explicit computations on Weinstein manifolds, the self-wrapped Floer homology of non-compact exact Lagrangian is always either infinite-dimensional or zero. We show that a global variant of this observed phenomenon holds in…

Symplectic Geometry · Mathematics 2021-07-20 Sheel Ganatra

We prove that the algebra of singular cochains on a smooth manifold, equipped with the cup product, is equivalent to the A-infinity structure on the Lagrangian Floer cochain group associated to the zero section in the cotangent bundle. More…

Symplectic Geometry · Mathematics 2010-07-29 Mohammed Abouzaid

We prove that if a normal subgroup of the extended mapping class group of a closed surface has an element of sufficiently small support then its automorphism group and abstract commensurator group are both isomorphic to the extended mapping…

Geometric Topology · Mathematics 2018-05-10 Tara Brendle , Dan Margalit

We give a conjectural algebraic description of the Fukaya category of a complexified hyperplane complement, using the algebras defined in arXiv:0905.1335 from the equivariant cohomology of toric varieties. We prove this conjecture for…

Geometric Topology · Mathematics 2024-04-05 Aaron D. Lauda , Anthony M. Licata , Andrew Manion

We prove that the wrapped Fukaya category of any $2n$-dimensional Weinstein manifold (or, more generally, Weinstein sector) $W$ is generated by the unstable manifolds of the index $n$ critical points of its Liouville vector field. Our proof…

Symplectic Geometry · Mathematics 2024-12-16 Baptiste Chantraine , Georgios Dimitroglou Rizell , Paolo Ghiggini , Roman Golovko

For every oriented surface of finite type, we construct a functorial Khovanov homology for links in a thickening of the surface, which takes values in a categorification of the corresponding gl(2) skein module. The latter is a mild…

Quantum Algebra · Mathematics 2018-06-12 Hoel Queffelec , Paul Wedrich

We provide an explicit formula for localizing $A^1$-homotopy invariants of topological Fukaya categories of marked surfaces. Following a proposal of Kontsevich, this differential $\mathbb Z$-graded category is defined as global sections of…

Category Theory · Mathematics 2019-02-20 Tobias Dyckerhoff

The goal of these notes is to give a short introduction to Fukaya categories and some of their applications. The first half of the text is devoted to a brief review of Lagrangian Floer (co)homology and product structures. Then we introduce…

Symplectic Geometry · Mathematics 2013-01-30 Denis Auroux

We determine the Fukaya Floer homology of the three-manifold which is the product of a Riemann surface of genus $g\geq 1$ times the circle. This sets up the groundwork for finding the structure of the Donaldson invariants of four-manifolds…

Differential Geometry · Mathematics 2007-05-23 Vicente Muñoz
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