%0 Journal Article %A Jairo A. Charris %A Luis A. Gomez %T Functional Analysis, Orthogonal Polynomials And A Theorem Of Markov. %J Revista colombiana de matematicas %D 1988 %P 77-128 %V 22 %N 1-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/RCM_1988__22_1-4_181810/ %F RCM_1988__22_1-4_181810