International Journal of Mathematics and Mathematical Sciences
Volume 17 (1994), Issue 4, Pages 825-827
doi:10.1155/S016117129400116X

Addendum to a paper of Craig and Goodman

Arthur D. Gorman

Departnent of Mathematics, Lafayette College, Easton 18042, Pennsylvania, USA

Abstract

In [1], Craig and Goodman develop the geometrical optics solution of the linearized Korteweg-deVries equation away from caustic, or turning, points. Here we develop an analogous solution valid at caustic points.