2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/53469In this paper we consider symplectic and Hamiltonian structures of systems generated by actions of sigma-model type and show that these systems are naturally connected with specific symplectic geometry on loop spaces of Riemannian and (pseudo)Riemannian manifolds.5 pages, Bilkent UniversityHigh Energy Physics - TheoryNonlinear Sigma Models and Symplectic Geometry on Loop Spaces of (Pseudo)Riemannian Manifoldstext