517.6 W Whittaker, John Macnaghten, 1905- Interpolatory funtion theory, by J. M. Wittaker... Cambridge [Eng.] The University press, 1935. 4 p. 1., 107 p. 21 cm. (Half-title: Cambridge tracts in mathematics and mathematical physics. General editorss G. H. Hardy... E. Cunningham... no. 33) Bibliography: p. [102]-107