We establish existence of solutions for a finite difference approximation t
o y " = f(x, y, y ') on [0, 1], subject to nonlinear two-point Sturm-Liouvi
lle boundary conditions of the form g(i)(y(i),y ' (i)) = 0, i = 0, 1, assum
ing S satisfies one-sided growth bounds with respect to y '. (C) 2001 Elsev
ier Science Ltd. All rights reserved.