// Sqrt sets x to the truncated integer part of the square root of x
//
// NB This is not part of big.Int
func (z *Int) Sqrt(x *Int) *Int {
x.doinit()
z.doinit()
C.mpz_sqrt(&z.i[0], &x.i[0])
return z
}
// Sqrt sets z = floor(sqrt(x)) and returns z.
func (z *Int) Sqrt(x *Int) *Int {
z.doinit()
x.doinit()
C.mpz_sqrt(z.ptr, x.ptr)
return z
}