Finite Difference Equations Author:H. Levy, F. Lessman Comprehensive study focuses on use of calculus of finite differences as an approximation method for solving troublesome differential equations. Elementary difference operations; interpolation and extrapolation; modes of expansion of the solutions of nonlinear equations, applications of difference equations, difference equations associated with f... more »unctions of two variables, more. Exercises with answers. 1961 edition.« less