2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/114415Provided a special function of one variable and some of its derivatives can be accurately computed over a finite range, a method is presented to build a series of polynomial approximations of the function with a defined relative error over the whole range. This method is easy to implement and makes possible fast computation of special functions.1 figureComputational Physicstext