2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/83277The amplitudes of the pion electroproduction from the nucleon are derived up to third order in the chiral effective theory including explicit $Δ$(1232) >. The Q^2 evolutions of weighted integrals of amplitudes are presented.15 pages, no figuresNuclear Theorytext