On deformations of Hamiltonian actions

• Autores: Lucio Bedulli, Anna Gori
• Localización: Archiv der Mathematik, ISSN 0003-889X, Vol. 88, Nº. 5, 2007, págs. 468-480
• Idioma: inglés
• DOI: 10.1007/s00013-006-1944-y
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• Resumen

  • In this paper we generalize to coisotropic actions of compact Lie groups a theorem of Guillemin on deformations of Hamiltonian structures on compact symplectic manifolds. We show how one can reconstruct from the moment polytope the symplectic form on the manifold.