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Related papers: Toric mirror monodromies and Lagrangian spheres

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We use Lagrangian torus fibrations on the mirror $X$ of a toric Calabi-Yau threefold $\check X$ to construct Lagrangian sections and various Lagrangian spheres on $X$. We then propose an explicit correspondence between the sections and line…

Symplectic Geometry · Mathematics 2023-02-13 Mark Gross , Diego Matessi

We construct Lagrangian sections of a Lagrangian torus fibration on a 3-dimensional conic bundle, which are SYZ dual to holomorphic line bundles over the mirror toric Calabi-Yau 3-fold. We then demonstrate a ring isomorphism between the…

Symplectic Geometry · Mathematics 2016-08-18 Kwokwai Chan , Daniel Pomerleano , Kazushi Ueda

We prove a homological mirror symmetry result for maximally degenerating families of hypersurfaces in $(\mathbb{C}^*)^n$ (B-model) and their mirror toric Landau-Ginzburg A-models. The main technical ingredient of our construction is a…

Symplectic Geometry · Mathematics 2024-10-30 Mohammed Abouzaid , Denis Auroux

This is an outline of work in progress concerning an algebro-geometric form of the Strominger-Yau-Zaslow conjecture. We introduce a limited type of degeneration of Calabi-Yau manifolds, which we call toric degenerations. For these, the…

Algebraic Geometry · Mathematics 2009-09-29 Mark Gross , Bernd Siebert

In this paper we discuss two major conjectures in Mirror Symmetry: Strominger-Yau-Zaslow conjecture about torus fibrations, and the homological mirror conjecture (about an equivalence of the Fukaya category of a Calabi-Yau manifold and the…

Symplectic Geometry · Mathematics 2007-05-23 Maxim Kontsevich , Yan Soibelman

We prove a version of homological mirror symmetry statement for toric Calabi-Yau $3$-orbifolds, thus extending arXiv:1604.06448 to the case of orbifolds under the mirror symmetry setting considered in arXiv:1604.07123. The B-model is the…

Algebraic Topology · Mathematics 2022-04-27 Qingyuan Bai , Bohan Fang

Gross and Siebert identified a class of singular Lagrangian torus fibrations which arise when smoothing toroidal degenerations, and which come in pairs that are related by mirror symmetry. We identify an immersed Lagrangian in each of these…

Symplectic Geometry · Mathematics 2021-07-13 Mohammed Abouzaid , Zachary Sylvan

We exhibit a transformation taking special Lagrangian submanifolds of a Calabi-Yau together with local systems to vector bundles over the mirror manifold with connections obeying deformed Hermitian-Yang-Mills equations. That is, the…

Differential Geometry · Mathematics 2007-05-23 Naichung Conan Leung , Shing-Tung Yau , Eric Zaslow

We discuss various topics on degenerations and special Lagrangian torus fibrations of Calabi-Yau manifolds in the context of mirror symmetry. A particular emphasis is on Tyurin degenerations and the Doran-Harder-Thompson conjecture, which…

Algebraic Geometry · Mathematics 2018-08-02 Atsushi Kanazawa

We formulate a conjecture which describes the Fukaya category of an exact Lefschetz fibration defined by a Laurent polynomial in two variables in terms of a pair consisting of a consistent dimer model and a perfect matching on it. We prove…

Algebraic Geometry · Mathematics 2013-07-04 Kazushi Ueda , Masahito Yamazaki

We prove that the wrapped Fukaya category of a punctured sphere ($S^2$ with an arbitrary number of points removed) is equivalent to the triangulated category of singularities of a mirror Landau-Ginzburg model, proving one side of the…

Algebraic Geometry · Mathematics 2014-05-14 Mohammed Abouzaid , Denis Auroux , Alexander I. Efimov , Ludmil Katzarkov , Dmitri Orlov

For an appropriate choice of a $\mathbb{Z}$-grading structure, we prove that the wrapped Fukaya category of the symmetric square of a $(k+3)$-punctured sphere, i.e. the Weinstein manifold given as the complement of $(k+3)$ generic lines in…

Algebraic Geometry · Mathematics 2021-07-16 Yanki Lekili , Alexander Polishchuk

Mirror symmetry for a toric variety involves Laurent polynomials whose symplectic topology is related to the algebraic geometry of the toric variety. We show that there is a monodromy action on the monomially admissible Fukaya-Seidel…

Symplectic Geometry · Mathematics 2019-03-19 Andrew Hanlon

We propose a way of understanding homological mirror symmetry when a complex manifold is a smooth compact toric manifold. So far, in many example, the derived category $D^b(coh(X))$ of coherent sheaves on a toric manifold $X$ is compared…

Symplectic Geometry · Mathematics 2022-04-20 Masahiro Futaki , Hiroshige Kajiura

We study homological mirror symmetry for toric varieties, exploring the relationship between various Fukaya-Seidel categories which have been employed for constructing the mirror to a toric variety. In particular, we realize tropical…

Symplectic Geometry · Mathematics 2022-04-04 Andrew Hanlon , Jeff Hicks

We study a class of Lagrangian submanifolds, given by sections of a special Lagrangian fibration, contained in certain almost Calabi-Yau threefolds (mirrors of polarised toric threefolds satisfying suitable assumptions). We show that, for a…

Algebraic Geometry · Mathematics 2025-08-26 Jacopo Stoppa

We consider regular Calabi-Yau hypersurfaces in $N$-dimensional smooth toric varieties. On such a hypersurface in the neighborhood of the large complex structure limit point we construct a fibration over a sphere $S^{N-1}$ whose generic…

Algebraic Geometry · Mathematics 2007-05-23 Ilia Zharkov

A typical large complex-structure limit for mirror symmetry consists of toric varieties glued to each other along their toric boundaries. Here we construct the mirror large volume limit space as a Weinstein symplectic manifold. We prove…

Symplectic Geometry · Mathematics 2023-04-26 Benjamin Gammage , Vivek Shende

Let M be a Weinstein four-manifold mirror to Y\D for (Y,D) a log Calabi--Yau surface; intuitively, this is typically the Milnor fibre of a smoothing of a cusp singularity. We introduce two families of symplectomorphisms of M: Lagrangian…

Symplectic Geometry · Mathematics 2026-03-25 Paul Hacking , Ailsa Keating

We give a method to construct singular Lagrangian 3-torus fibrations over certain a priori given integral affine manifolds with singularities, which we call simple. The main result of this article is the proof that the topological…

Symplectic Geometry · Mathematics 2009-08-07 R. Castano-Bernard , D. Matessi
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