Approximate Analytic Solutions of Two-Dimensional Nonlinear Klein–Gordon Equation by Using the Reduced Differential Transform Method

Figure 1

Plots of the solution behavior of Example 1. (a) Approximate solution at t = 0.1. (b) Absolute errors at t = 0.1. (c) Absolute errors for different values of t. (d) Comparison of exact and approximate solutions for different values of t.

(a)

(b)

(c)

(d)