Copson, E. T. 1901- An introduction to the theory of functions of a complex variable / by E.T. Copson ... - 1st ed. - Oxford: The Clarendon press, c1935. - 448 p.: figs., diagrs.; 23 cm. Includes Index. english LCCN: 36001115 Subjects--Topical Terms: Functions.Functions of complex variables LC Class. No.: QA331 / .C67 Dewey Class. No.: 517.5/COI