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Anti-symplectic involutions for Lagrangian spheres in a symplectic quadric surface

We show that the space of anti-symplectic involutions of a monotone \(S^2\times S^2\) whose fixed points set is a Lagrangian sphere is connected. This follows from a stronger result, namely that any two anti-symplectic involutions in that space are Hamiltonian isotopic.

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Bibliographic Details
Published in:arXiv.org 2021-04
Main Authors: Kim, Joontae, Moon, Jiyeon
Format: Article
Language:English
Online Access:Get full text
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Description
Summary:We show that the space of anti-symplectic involutions of a monotone \(S^2\times S^2\) whose fixed points set is a Lagrangian sphere is connected. This follows from a stronger result, namely that any two anti-symplectic involutions in that space are Hamiltonian isotopic.
ISSN:2331-8422
DOI:10.48550/arxiv.2104.10007