2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/179645We propose a model independent method to determine $|V_{ub}|$ from the energy spectrum of the charged lepton in inclusive semileptonic $B$ decays. The method includes perturbative QCD corrections as well as nonperturbative ones.LaTeX, 19 pages, 8 figures appended after \end{document} as uu-encoded and compressed .eps files, uses epsf, Technion-PH-94/9, CERN-TH.7308/94High Energy Physics - PhenomenologyOn the Determination of $|V_{ub}|$ from Inclusive Semileptonic Decay Spectratext