Recent Developments on Operator-Difference Schemes for Solving Nonlocal BVPs for the Wave Equation

Table 2

CPU times.

Method	20	30	40	50	60	70	80	90	100
FO	0.0000	0.0156	0.0469	0.0781	0.1250	0.1875	0.2500	0.3438	0.4331
SO1	0.0156	0.0313	0.0781	0.1563	0.2334	0.3594	0.5156	0.7031	0.9375
SO2	0.0313	0.0781	0.1563	0.2813	0.4219	0.6250	0.8594	1.1406	1.4844