Timan, A.F . Theory of approximation of functions of a real variable / A.F.Timan; translated by J.Berry; english translation edited and editorial prefaced by J.Cossar. - New York : Dover Publications , 1994. - viii,631p. : ill.,figs ; 23cm . Includes bibliography and index ISBN: 048667830X USD 14.95 Subjects--Index Terms: FUNCTIONS OF REAL VARIABLES Dewey Class. No.: 515.8 / TIM/T