Module pow
ramp::ll
Calculates the number of limbs required to store the result of taking {xp, xn} to the power of exp
{xp, xn}
exp
Takes {ap, an} to the power of exp and stores the result to wp. wp is assumed to have enough space to store the result (which can be calculated using num_pow_limbs
{ap, an}
wp
num_pow_limbs