2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/94535We consider the Miura map between the lattice KP hierarchy and the lattice modified KP hierarchy and prove that the map is canonical not only between the first Hamiltonian structures, but also between the second Hamiltonian structures.8 pages, LaTeXExactly Solvable and Integrable Systemstext