2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/140111An alternative version of Hamiltonian formalism for higher-derivative theories is presented. It is related to the standard Ostrogradski approach by a canonical transformation. The advantage of the approach presented is that the Lagrangian is nonsingular and the Legendre transformation is performed in a straightforward way.8 pages, no figuresHigh Energy Physics - Theorytext