ABSTRACT
W(U, X) = sin(ux) + E(U, x), (7.06) where
IE(U,X)~ < sm(ux)Cexp{G(u,x)l-11. (7.07) The proof of this result is a refinement of the proof of Theorems 2.1 and 2.2. The
integral equation for ~ ( u , x) is found to be
sin {u(x-t))g(u, t) {sin(ut)+~(u, t)) dt.
