fact: Hypotheses (x_bd : Rabs x < r) (rAn : Cv_radius_weak An r) (rBn : Cv_radius_weak Bn r).
imports: Reals Lra Rsequence Rseries_def Rseries_cv_facts Rpser_def Rpser_sums Rpser_base_facts Rpser_cv_facts Rpser_radius_facts Rinterval Rfunction_def Rextensionality