Uniformly Convergent Numerical Scheme for Singularly Perturbed Parabolic PDEs with Shift Parameters

Table 2

Example 2, maximum absolute error and rate of convergence for and .

	M = 30	60	120	240	480	960
	3.9860e − 03	2.1291e − 03	1.0941e − 03	5.5455e − 04	2.7923e − 04	1.4010e − 04
	0.9047	0.9605	0.9804	0.9899	0.9950	—
	3.9858e − 03	2.1279e − 03	1.0931e − 03	5.5416e − 04	2.7902e − 04	1.3999e − 04
	0.9054	0.9610	0.9801	0.9899	0.9950	—
	3.9857e − 03	2.1276e − 03	1.0929e − 03	5.5406e − 04	2.7897e − 04	1.3997e − 04
	0.9056	0.9611	0.9800	0.9899	0.9950	—
	3.9857e − 03	2.1275e − 03	1.0928e − 03	5.5404e − 04	2.7896e − 04	1.3996e − 04
	0.9057	0.9611	0.9800	0.9899	0.9950	—
	3.9857e − 03	2.1275e − 03	1.0928e − 03	5.5403e − 04	2.7895e − 04	1.3996e − 04
	0.9057	0.9611	0.9800	0.9900	0.9950	—
	3.9857e − 03	2.1275e − 03	1.0928e − 03	5.5403e − 04	2.7895e − 04	1.3996e − 04
	0.9057	0.9611	0.9800	0.9900	0.9950	—
	3.9857e − 03	2.1274e − 03	1.0928e − 03	5.5403e − 04	2.7895e − 04	1.3996e − 04
	0.9057	0.9611	0.9800	0.9900	0.9950	—
	3.9857e − 03	2.1274e − 03	1.0928e − 03	5.5403e − 04	2.7895e − 04	1.3996e − 04
	0.9057	0.9611	0.9800	0.9900	0.9950	—
	3.9860e − 03	2.1291e − 03	1.0941e − 03	5.5455e − 04	2.7923e − 04	1.4010e − 04
	0.9047	0.96050	0.9800	0.9899	0.99500	—