Geometric and topological methods for quantum field theory : summer school on geometric and topological methods for quantum field theory : July 11-29, 2005 : Villa de Leyva, Colombia. : Jul 2005, Villa de Leyva, Colombia / Sylvie Paycha, B.(Bernardo) Uribe, Boyaca SummerSchoolGeometricandTopologicalMethodsforQuantumFieldTheory(2005:Leiva