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Table 5 Maximum absolute errors with A=0 , B=1 , and various choices of N , α and β , for Example 3

From: An efficient spectral collocation algorithm for nonlinear Phi-four equations

N

α

β

M E

4

0

0

6.59 × 10−4

8

2.20 × 10−7

12

1.36 × 10−8

4

1 2

1 2

8.66 × 10−4

8

4.35 × 10−7

12

1.36 × 10−8

4

1 2

1 2

4.40 × 10−4

8

7.74 × 10−8

12

7.56 × 10−9