public Fp6 FrobeniusMap(int power)
{
Fp2 ra = a.FrobeniusMap(power);
Fp2 rb = FROBENIUS_COEFFS_B[power % 6].Mul(b.FrobeniusMap(power));
Fp2 rc = FROBENIUS_COEFFS_C[power % 6].Mul(c.FrobeniusMap(power));
return(new Fp6(ra, rb, rc));
}