Timan, A. F. Theory of approximation of functions of a real variable / A. F. Timan ; translated by J. Berry. - New York : Pergamon Press, c 1963. - xii, 631 p. ; 23 cm. - International series of monographs on pure and applied mathematics . Includes index. V. 34 -Theory of functions of a real variable ; 313 313 Subjects--Topical Terms: Mathematics. Dewey Class. No.: 510 / I8