2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/50675The Hamiltonian dynamics of a compressible inviscid fluid is formulated as a gauge theory. The idea of gauge equivalence is exploited to unify the study of apparantly distinct physical problems and solutions of new models can be generated from known fluid velocity profiles.Slightly enlarged version with action formulation includedHigh Energy Physics - TheoryFluid Dynamicstext