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We construct an A-infinity structure of the Fukaya category explicitly for any flat symplectic two-torus. The structure constants of the non-transversal A-infinity products are obtained as derivatives of those of transversal A-infinity…

量子代数 · 数学 2018-12-03 Hiroshige Kajiura

Let $L\subset X$ be a not necessarily orientable relatively $Pin$ Lagrangian submanifold in a symplectic manifold $X$. We construct a family of cyclic unital curved $A_\infty$ structures on differential forms on $L$ with values in the local…

辛几何 · 数学 2022-11-11 Or Kedar , Jake P. Solomon

For a stopped Liouville manifold arising from a Liouville sector, we construct a symplectic analogue of the formal neighborhood of the stop on the level of Fukaya categories. This geometric construction is performed via Floer-theoretic…

辛几何 · 数学 2024-09-24 Yuan Gao

In this article we lay out the details of Fukaya's $A_\infty$-structure of the Morse complexe of a manifold possibly with boundary. We show that this $A_\infty$-structure is homotopically independent of the made choices. We emphasize the…

代数拓扑 · 数学 2021-08-19 Hossein Abbaspour , Francois Laudenbach

The main result of this paper is the proof of the "transversal part" of the homological mirror symmetry conjecture for an elliptic curve which states an equivalence of two $A_{\infty}$-structures on the category of vector bundles on an…

代数几何 · 数学 2009-10-31 Alexander Polishchuk

We construct an $A_{\infty}$-structure on the Ext-groups of hermitian holomorphic vector bundles on a compact complex manifold. We propose a generalization of the homological mirror conjecture due to Kontsevich. Namely, we conjecture that…

代数几何 · 数学 2007-05-23 Alexander Polishchuk

Homological mirror symmetry is a conjecture that a category constructed in the A-model and a category constructed in the B-model are equivalent in some sense. We construct a cyclic differential graded (DG) category of holomorphic vector…

高能物理 - 理论 · 物理学 2007-05-23 Hiroshige Kajiura

Consider the differential forms $A^*(L)$ on a Lagrangian submanifold $L \subset X$. Following ideas of Fukaya-Oh-Ohta-Ono, we construct a family of cyclic unital curved $A_\infty$ structures on $A^*(L),$ parameterized by the cohomology of…

辛几何 · 数学 2023-03-28 Jake P. Solomon , Sara B. Tukachinsky

Let $X$ be a closed symplectic manifold equipped a Lagrangian torus fibration over a base $Q$. A construction first considered by Kontsevich and Soibelman produces from this data a rigid analytic space $Y$, which can be considered as a…

辛几何 · 数学 2021-01-11 Mohammed Abouzaid

We study an enhanced version of the Morse degeneration of Fukaya $A_\infty$ category with higher compositions given by counts of gradient flow trees. The enhancement consists in allowing morphisms from an object to itself to be chains on…

高能物理 - 理论 · 物理学 2023-01-04 Olga Chekeres , Andrey Losev , Pavel Mnev , Donald R. Youmans

To a simple polarized hyperplane arrangement (not necessarily cyclic) $\mathbb{V}$, one can associate a stopped Liouville manifold (equivalently, a Liouville sector) $\left(M(\mathbb{V}),\xi\right)$, where $M(\mathbb{V})$ is the complement…

辛几何 · 数学 2026-01-07 Sukjoo Lee , Yin Li , Si-Yang Liu , Cheuk Yu Mak

We prove homological mirror symmetry for projective hypersurfaces of sufficiently high degree using a functor from the wrapped Fukaya category of an affine hypersurface to the Fukaya category of its boundary at infinity.

辛几何 · 数学 2025-05-05 Kazushi Ueda

We describe the formulation of Fukaya categories of symplectic manifolds with $B$-fields. In addition, we give a formula for how the $A_\infty$ structure maps change as we deform an object by a Lagrangian isotopy.

辛几何 · 数学 2025-10-31 Haniya Azam , Catherine Cannizzo , Heather Lee , Chiu-Chu Melissa Liu

We develop a unifed theory to study geometry of manifolds with different holonomy groups. They are classified by (1) real, complex, quaternion or octonion number they are defined over and (2) being special or not. Specialty is an…

微分几何 · 数学 2007-05-23 Naichung Conan Leung

We prove one direction of homological mirror symmetry for complete intersections in algebraic tori, in all dimensions. The mirror geometry is not a space but a LG model, i.e. a pair given by a space and a regular function. We show that the…

辛几何 · 数学 2024-05-21 Hayato Morimura , Nicolò Sibilla , Peng Zhou

We construct a Lagrangian in the cotangent bundle of a 3-torus whose projection to the fiber is a neighborhood of a tropical curve with a single 4-valent vertex. This Lagrangian has an isolated conical singular point, and its smooth locus…

辛几何 · 数学 2025-11-18 Sebastian Haney

In this paper we establish a version of homological mirror symmetry for punctured Riemann surfaces. Following a proposal of Kontsevich we model A-branes on a punctured surface $\Sigma$ via the topological Fukaya category. We prove that the…

代数拓扑 · 数学 2019-03-27 James Pascaleff , Nicolò Sibilla

We construct open-closed maps on various versions of Hochschild and cyclic homology of the Fukaya $A_\infty$ algebra of a Lagrangian submanifold modeled on differential forms. The $A_\infty$ algebra may be curved. Properties analogous to…

辛几何 · 数学 2025-09-09 Pavel Giterman , Jake P. Solomon , Sara B. Tukachinsky

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…

辛几何 · 数学 2019-12-19 Mohammed Abouzaid , Ivan Smith

Getzler-Jones-Petrack introduced $A_\infty$ structures on the equivariant complex for manifold $M$ with smooth $\mathbb{S}^1$ action, motivated by geometry of loop spaces. Applying Witten's deformation by Morse functions followed by…

微分几何 · 数学 2019-01-29 Ziming Nikolas Ma
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