 |
| |||
| k-кратный поворот на угол (consider (the) invariant points of the compound transformation TnRk, where Rk denotes k-fold rotation through an angle of 2n) | |||
|
| |||
| k-кратный поворот на угол (consider (the) invariant points of the compound transformation TnRk, where Rk denotes k-fold rotation through an angle of 2n) | |||