On semi-global invariants for focus-focus singularities

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dc.creatorNgoc, San Vu
dc.date2002-08-30
dc.date.accessioned2026-07-07T04:50:29Z
dc.date.available2026-07-07T04:50:29Z
dc.descriptionThis article gives a classification, up to symplectic equivalence, of singular Lagrangian foliations given by a completely integrable system of a 4-dimensional symplectic manifold, in a full neighbourhood of a singular leaf of focus-focus (=nodal) type.
dc.description19 pages 4 fig. Written in june 2001. To appear in Topology
dc.identifierhttps://arxiv.org/abs/math/0208245
dc.identifierhttp://arxiv.org/abs/math/0208245
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/64809
dc.subjectSymplectic Geometry
dc.subjectDynamical Systems
dc.subject37J35,37J15,37G20,53D22,53D12
dc.titleOn semi-global invariants for focus-focus singularities
dc.typetext

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