%0 Journal Article %A Castrillón López, Marco %T Field theories: reduction, constraints and variational integrators %D 2012 %@ 1578-7303 %U https://hdl.handle.net/20.500.14352/43820 %X The goal of this short note is to show the constrained nature of the set of variations and the set of admissible sections of the Euler-Poincare reduction scheme for field theories in both the continuous formalism and in a discrete model %~