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Table 1 Computed absolute errors for Example 6.1

From: Chebyshev wavelets method for solving Bratu’s problem

x

k = 2, M = 4

k = 2, M = 6

k = 2, M = 8

0.1

1.33462 × 10−3

1.18825 × 10−5

5.01033 × 10−7

0.2

2.57841 × 10−3

2.62388 × 10−5

1.16521 × 10−6

0.3

5.88781 × 10−3

2.26840 × 10−5

2.33696 × 10−6

0.4

3.36183 × 10−3

5.20260 × 10−5

5.48713 × 10−6

0.5

5.98507 × 10−3

4.44306 × 10−5

1.33512 × 10−6

0.6

3.59903 × 10−3

2.53383 × 10−5

2.40800 × 10−6

0.7

5.14675 × 10−3

4.17100 × 10−5

3.73327 × 10−6

0.8

1.43561 × 10−3

3.25335 × 10−5

7.18825 × 10−6

0.9

1.25962 × 10−3

1.71598 × 10−5

1.46832 × 10−6