2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/207732We discuss the formulas for one-to-one correspondence between the two popular parametrizations of the quark mixing matrix and the confidence limits for the mixing parameters.7 pages, 2 EPS-figures included, uses preprint.sty, aps.sty and epsfig.sty (RevTeX is used)High Energy Physics - Phenomenologytext