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Theory and Modern Applications

Table 3 Example 6.3

From: Non-polynomial cubic spline discretization for system of non-linear singular boundary value problems using variable mesh

N

RMS error

 

MA error

\(\boldsymbol{O(h_{j}^{2})}\) method

\(\boldsymbol{O(h_{j}^{3})}\) method

x

\(\boldsymbol{O({h}^{4})}\) method

Wazwaz [ 20 ]

8

2.3784e−05

1.3919e−07

0.2

5.95 e−09

1.3e−08

16

1.0736e−05

3.1300e−08

0.4

8.06 e−09

2.3e−08

32

6.2320e−06

1.2854e−08

0.6

7.26e−09

2.4e−08

64

4.2796e−06

8.0985e−09

0.8

4.34e−09

1.7e−08