|
| |||
π/2 | π | 3π/2 | 2π | |
1 | π | 2π | π | 2π |
2 | π/4 | π/2 | 3π/4 | π |
3 | 2π/3 | 4π/3 | 2π | π/3 |
4 | 3π/8 | 3π/4 | 9π/8 | 3π/2 |