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Related papers: An extension of Biran's Lagrangian barrier theorem

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In this note we show the existence of Lagrangian barriers in a certain class of domains in $\mathbb{R}^{2n}$, including dual Lagrangian products and some ``sufficiently" round domains. Many of these results come as applications of the…

Symplectic Geometry · Mathematics 2025-07-29 Alejandro Vicente

This paper classifies separated bounding pairs for Lagrangian submanifolds that are homologically trivial inside the ambient space, under the assumption that restriction on cohomology from the ambient space to the Lagrangian is surjective.…

Symplectic Geometry · Mathematics 2023-12-01 Sara B. Tukachinsky

The complex projective plane CP^2 contains certain Lagrangian CW-complexes called pinwheels, which have interesting rigidity properties related to solutions of the Markov equation. We compute the Gromov width of the complement of pinwheels…

Symplectic Geometry · Mathematics 2022-10-04 Joé Brendel , Felix Schlenk

We show that, in gauge theory of principal connections, any gauge non-invariant Lagrangian can be completed to the BRST-invariant one. The BRST extension of the global Chern-Simons Lagrangian is present.

High Energy Physics - Theory · Physics 2007-05-23 D. Bashkirov , G. Sardanshvily

In the paper, we study the wall-crossing phenomenon of reduced open Gromov-Witten invariants on K3 surfaces with rigid special Lagrangian boundary condition. As a corollary, we derived the multiple cover formula for the reduced open…

Symplectic Geometry · Mathematics 2016-09-02 Yu-Shen Lin

We define genus zero open Gromov-Witten invariants with boundary and interior constraints for a Lagrangian submanifold of arbitrary even dimension. The definition relies on constructing a canonical family of bounding cochains that satisfy…

Symplectic Geometry · Mathematics 2025-11-27 Elad Kosloff , Jake P. Solomon

We construct open Gromov-Witten invariants in genus zero for arbitrary closed symplectic manifolds and embedded relatively spin Lagrangians, which are weakly unobstructed by a bounding cochain. This uses the foundational work of…

Symplectic Geometry · Mathematics 2026-05-27 Amanda Hirschi , Kai Hugtenburg

We present a solution to the problem of defining genus zero open Gromov-Witten invariants with boundary constraints for a Lagrangian submanifold of arbitrary dimension. Previously, such invariants were known only in dimensions $2$ and $3$…

Symplectic Geometry · Mathematics 2021-12-30 Jake P. Solomon , Sara B. Tukachinsky

We prove a conjecture of Artur Elezi in a generalized form suggested by Givental. Namely, our main result relates genus-0 Gromov--Witten invariants of a bundle space with such invariants of the base, provided that the fiber is a toric…

Algebraic Geometry · Mathematics 2009-01-12 Jeffrey Brown

We prove a conjecture of Barraud-Cornea for orientable Lagrangian surfaces. As a corollary, we obtain that displaceable Lagrangian 2--tori have finite Gromov width. In order to do so, we adapt the pearl complex of Biran-Cornea to the…

Symplectic Geometry · Mathematics 2016-01-20 François Charette

A conjecture expressing genus 1 Gromov-Witten invariants in mirror-theoretic terms of semi-simple Frobenius structures and complex oscillating integrals is formulated. The proof of the conjecture is given for torus-equivariant Gromov -…

Algebraic Geometry · Mathematics 2016-09-07 Alexander B. Givental

We prove the multiple cover formula conjecture for abelian surfaces for a large class of insertions, including all stationary invariants. The proof uses the reduced degeneration formula expressing the invariants in terms of the correlated…

Algebraic Geometry · Mathematics 2025-12-10 Thomas Blomme , Francesca Carocci

We prove a quantum version of Kalkman's wall-crossing formula comparing Gromov-Witten invariants on geometric invariant theory (git) quotients related by a change in polarization. The wall-crossing terms are gauged Gromov-Witten invariants…

Algebraic Geometry · Mathematics 2023-05-05 Eduardo Gonzalez , Chris T. Woodward

We establish some sufficient conditions for the Lagrangian skeleton of the affine complement of an effective ample Q-divisor in a smooth rationally connected projective variety to be a Lagrangian barrier in the sense of Biran, and establish…

Symplectic Geometry · Mathematics 2026-02-09 Elliot Gathercole

Let X be a Gorenstein orbifold and let Y be a crepant resolution of X. We state a conjecture relating the genus-zero Gromov--Witten invariants of X to those of Y, which differs in general from the Crepant Resolution Conjectures of Ruan and…

Algebraic Geometry · Mathematics 2014-11-11 Tom Coates , Hiroshi Iritani , Hsian-Hua Tseng

Gromov-Witten invariants have been constructed to be deformation invariant, but their behavior under other transformations is subtle. In this note we show that logarithmic Gromov-Witten invariants are also invariant under appropriately…

Algebraic Geometry · Mathematics 2017-06-05 Dan Abramovich , Jonathan Wise

Motivated by mirror symmetry and the enumeration of holomorphic disks, we construct the theory of Gromov-Witten invariants in the setting of non-archimedean analytic geometry. We build on our previous works on derived non-archimedean…

Algebraic Geometry · Mathematics 2022-09-28 Mauro Porta , Tony Yue YU

We find an upper bound for the Gromov width of coadjoint orbits of U(n) with respect to the Kirillov-Kostant-Souriau symplectic form by computing certain Gromov-Witten invariants. The approach presented here is closely related to the one…

Symplectic Geometry · Mathematics 2013-01-18 Alexander Caviedes Castro

We propose a conjectural determination of the Gromov-Witten theory of a root stack along a smooth divisor. We verify our conjecture under an additional assumption.

Algebraic Geometry · Mathematics 2016-06-14 Hsian-Hua Tseng , Fenglong You

We find an upper bound for the Gromov width of coadjoint orbits of compact Lie groups with respect to the Kirillov Kostant Souriau form by computing certain Gromov Witten invariants, the approach presented here is closely related to the one…

Symplectic Geometry · Mathematics 2015-10-30 Alexander Caviedes Castro
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