| λ | Fourth order method | Logarithmic method |
| 0.5 | 0.8928542161 | 0.8928542162 |
| 1.0 | 0.8713625198 | 0.8713625212 |
| 5.0 | 0.4550600270 | 0.4550601074 |
| 10.0 | 0.1521129902 | 0.1521512477 |