2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/80361The factorization problem for the group of canonical transformations close to the identity and the corresponding twistor equations for an ample family of canonical variables are considered. A method to deal with these reductions is developed for the construction classes of nontrivial solutions of the dKP equation.24 pagesExactly Solvable and Integrable Systemstext