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| 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) | |||
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| 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) | |||
