Methods | Number of evaluation of function or derivative | convergence order | efficiency index |
Secant | 1 |
| 1.6180 |
Newton method standard | 2 | 2 | 1.4142 |
McDouglall method | 3 |
| 1.5538 |
Present method | 2 | 3 | 1.7320 |
Other cubic method | 3 | 3 | 1.4422 |