Integration of ordinary differential equations / by E.L. Ince ... Ince, E. L. (Edward Lindsay), 1891-1941. Differential equations Numerical solutions. QA371 .I5 517.38 INI Includes Index. Edinburgh, Oliver and Boyd, c1939. c1939. 1956 Text viii, 146 p. : eng [University mathematical texts. General editors: A.C. Altken ... D.E. Rutherford] University mathematical texts.