public static string ExponentialDecimal(string number, int exponent)
 {
     if (exponent == 1)
     {
         return(number);
     }
     else if (exponent % 2 == 0)
     {
         string result = ExponentialDecimal(number, exponent / 2);
         return(BinaryOperatorService.MutipilationDecimal(result, result));
     }
     else
     {
         string result = ExponentialDecimal(number, exponent / 2);
         result = BinaryOperatorService.MutipilationDecimal(result, result);
         return(BinaryOperatorService.MutipilationDecimal(result, number));
     }
 }
 public static string InverseNumber(string number)
 {
     return(BinaryOperatorService.DivisionDecimal("1", number, 20));
 }