t | Ref. [2] | HATM [21] | Present | |||
HPM (4-term) | HPM (7-term) | HPM 9-term) | Analytic solution (Equation (29)) | |||
0.0 | 1 | 1 | 1 | 1 | 1 | 1 |
0.5 | 0.8727825992 | 0.8727825992 | 0.8728718032 | 0.8729409264 | 0.8729409265 | 0.8729409265 |
1.0 | 0.7694328044 | 0.7694328044 | 0.7709321110 | 0.7717847777 | 0.7717847885 | 0.7717847885 |
1.5 | 0.6788327993 | 0.6788327993 | 0.6865930139 | 0.6899347736 | 0.6899349261 | 0.6899349261 |
2.0 | 0.5898647673 | 0.5898647673 | 0.61449731667 | 0.6227074556 | 0.6227083998 | 0.6227083998 |