Function: product(exp(minus(numbers('xyy'), numbers('rep')) if abs(minus(numbers('xyy'), numbers('rep'))) > numbers('xyy') else log(abs(minus(numbers('xyy'), numbers('rep'))), minus(numbers('xyy'), numbers('rep'))), log(abs(minus(numbers('xyy'), numbers('rep'))), minus(numbers('xyy'), numbers('rep')))), minus(numbers('xyy'), numbers('rep')) if log(abs(minus(numbers('xyy'), numbers('rep'))), minus(numbers('xyy'), numbers('rep'))) > abs(minus(numbers('xyy'), numbers('rep'))) else numbers('xyy'))