The Arnold conjecture for singular symplectic manifolds

Fuente: arXiv
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Hauptverfasser: Brugués, Joaquim, Miranda, Eva, Oms, Cédric
Format: Preprint
Veröffentlicht: 2022
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author Brugués, Joaquim
Miranda, Eva
Oms, Cédric
author_facet Brugués, Joaquim
Miranda, Eva
Oms, Cédric
contents In this article, we study the Hamiltonian dynamics on singular symplectic manifolds and prove the Arnold conjecture for a large class of $b^m$-symplectic manifolds. Novel techniques are introduced to associate smooth symplectic forms to the original singular symplectic structure, under some mild conditions. These techniques yield the validity of the Arnold conjecture for singular symplectic manifolds across multiple scenarios. More precisely, we prove a lower bound on the number 1-periodic Hamiltonian orbits for $b^{2m}$-symplectic manifolds depending only on the topology of the manifold. Moreover, for $b^m$-symplectic surfaces, we improve the lower bound depending on the topology of the pair $(M,Z)$. We then venture into the study of Floer homology to this singular realm and we conclude with a list of open questions.
format Preprint
id arxiv_https___arxiv_org_abs_2212_01344
institution arXiv
publishDate 2022
record_format arxiv
spellingShingle The Arnold conjecture for singular symplectic manifolds
Brugués, Joaquim
Miranda, Eva
Oms, Cédric
Symplectic Geometry
Differential Geometry
Dynamical Systems
In this article, we study the Hamiltonian dynamics on singular symplectic manifolds and prove the Arnold conjecture for a large class of $b^m$-symplectic manifolds. Novel techniques are introduced to associate smooth symplectic forms to the original singular symplectic structure, under some mild conditions. These techniques yield the validity of the Arnold conjecture for singular symplectic manifolds across multiple scenarios. More precisely, we prove a lower bound on the number 1-periodic Hamiltonian orbits for $b^{2m}$-symplectic manifolds depending only on the topology of the manifold. Moreover, for $b^m$-symplectic surfaces, we improve the lower bound depending on the topology of the pair $(M,Z)$. We then venture into the study of Floer homology to this singular realm and we conclude with a list of open questions.
title The Arnold conjecture for singular symplectic manifolds
topic Symplectic Geometry
Differential Geometry
Dynamical Systems
url https://arxiv.org/abs/2212.01344