Rigidity of cotangent lifts and integrable systems

In this article we generalize a theorem by Palais on the rigidity ofcompact group actions to cotangent lifts. We use this result to prove rigidity forintegrable systems on symplectic manifolds including sytems with degeneratesingularities which are invariant under a torus action.

Detalles Bibliográficos
Autores: Mir Garcia, Pau|||0000-0002-6761-2445, Miranda Galcerán, Eva|||0000-0001-9518-5279
Tipo de recurso: informe técnico
Fecha de publicación:2020
País:España
Institución:Universitat Politècnica de Catalunya (UPC)
Repositorio:UPCommons. Portal del coneixement obert de la UPC
Idioma:inglés
OAI Identifier:oai:upcommons.upc.edu:2117/340348
Acceso en línea:https://hdl.handle.net/2117/340348
Access Level:acceso abierto
Palabra clave:Symplectic geometry
Dynamical systems
Classificació AMS::37 Dynamical systems and ergodic theory
Classificació AMS::53 Differential geometry::53D Symplectic geometry, contact geometry
Àrees temàtiques de la UPC::Matemàtiques i estadística
Descripción
Sumario:In this article we generalize a theorem by Palais on the rigidity ofcompact group actions to cotangent lifts. We use this result to prove rigidity forintegrable systems on symplectic manifolds including sytems with degeneratesingularities which are invariant under a torus action.