2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/225654Practical formulae are derived for the cross-section and polarization of the $τ$ lepton produced in deep-inelastic neutrino-nucleon scattering in the frame of the simple quark-parton model.10 pages, no figuresHigh Energy Physics - PhenomenologyCross-section and polarization of neutrino-produced $τ$'s made simpletext