Bi-Finite Difference Method to Solve Second-Order Nonlinear Hyperbolic Telegraph Equation in Two Dimensions

Table 5

, and relative errors at different time levels for Problem 4.

	error (Bi-FDM)	error (Bi-FDM)	RE (Bi-FDM)	(E)[19]	(E)[20]	R (E)E [19]
1 (E)	2.309E-5	3.786E-5	1.8424–5	3.2351–3	1.0000–3	1.2906–4
3	9.048E-7	2.458E-6	5.3347–6	3.1028–4	1.3654–4	9.1555–5
5	6.557E-7	1.347E-6	2.8567–5	2.4495–5	2.8590–5	5.3354–5
10	3.940E-10	8.052E-10	2.5475–6	3.6505–6	9.2105–8	1.1812–5