public override ECFieldElement SquarePow(int pow)
        {
            if (pow < 1)
                return this;

            ulong[] z = Nat128.Create64();
            SecT113Field.SquareN(x, pow, z);
            return new SecT113FieldElement(z);
        }
 public override ECFieldElement SquarePow(int pow)
 {
     if (pow < 1)
     {
         return(this);
     }
     ulong[] z = Nat128.Create64();
     SecT113Field.SquareN(this.x, pow, z);
     return(new SecT113FieldElement(z));
 }