%0 Journal Article %A Muñoz, Vicente %A Presas , Francisco %T Geometric structures on loop and path spaces. %D 2010 %@ 0253-4142 %U https://hdl.handle.net/20.500.14352/42385 %X The loop Space associated to a Riemannian manifold admits a quasi-symplectic structure (that is, a closed 2-form which is non-degenerate up to a finite-dimensional kernel). We show how to construct a compatible almost-complex structure. Finally conditions to have contact structures on loop spaces are studied. %~