x
y
Second order central difference scheme with steps
Finite element method with mesh size
Absolute error
Relevant error %
Absolute error
Relevant error %
0
1.1
0
0
3.996e−15
1.567e−13
0.1
1.2
1.6938e−05
0.00058345
0.0004007
0.0138044
0.2
1.3
5.3296e−05
0.00163013
3.983e−05
0.0012183
0.3
1.4
0.0001093
0.00300047
0.0007643
0.0209714
0.4
1.5
0.0001838
0.00457142
0.0001906
0.0047409
0.5
1.6
0.0002743
0.00624182
0.0002270
0.0051663
0.6
1.7
0.0003771
0.00793478
3.955e−05
0.0008322
0.7
1.8
0.0004880
0.00959848
0.0003905
0.0076820
0.8
1.9
0.0006026
0.01120612
0.0005635
0.0104793