public static __ct__ operator -(__ft__ b, __ct__ a)
        {
            __ct__ c = -1.0f * a;

            c.Add(b);

            return(c);
        }
        public static __ct__ operator +(__ct__ a, __ft__ b)
        {
            __ct__ c = a;

            c.Add(b);

            return(c);
        }