public static BooleanWrapper zoneMinute(Stella_Object number) {
    if (Surrogate.subtypeOfIntegerP(Stella_Object.safePrimaryType(number))) {
      { IntegerWrapper number000 = ((IntegerWrapper)(number));

        return ((((0 <= number000.wrapperValue) &&
            (number000.wrapperValue <= 59)) ? Stella.TRUE_WRAPPER : Stella.FALSE_WRAPPER));
      }
    }
    else {
      return (Stella.FALSE_WRAPPER);
    }
  }