Difference Methods for Initial-Value Problems 2nd edn

R. D. Richtmyer and K. W. Morton Chichester: John Wiley. 1967 Pp. xiv + 405. Price £6. In this second edition the opportunity has been taken of considerably revising the first edition, published 10 years ago, with the help of K. W. Morton of the United Kingdom Atomic Energy Authority as the second author. The book is still in two parts, the first dealing with the underlying general theoretical considerations and the second with applications.