节点

精确解

N = 8

绝对误差

0.0

0.000000000000000

−8.121003610813205e−16

8.1210036108132e−16

0.2

0.158217270194986

0.158217270194986

0.000000000000000

0.4

0.298607242339833

0.298607242339833

0.000000000000000

0.6

0.421169916434540

0.421169916434541

9.9920072216264e−16

0.8

0.525905292479109

0.525905292479109

0.000000000000000

1.0

0.612813370473538

0.612813370473540

1.99840144432528e−15