Function: exp(2 *(minus(numbers('xyy'), numbers('yxr'))) if minus(numbers('xyy'), numbers('yxr')) > numbers('xyy') else minus(numbers('xyy'), numbers('yxr')) if numbers('xyy') > 2 *(minus(numbers('xyy'), numbers('yxr'))) else numbers('yxr'), numbers('xyy') if minus(numbers('xyy'), numbers('yxr')) > 2 *(minus(numbers('xyy'), numbers('yxr'))) else numbers('yxr'))