Function: band pass(exp(numbers('rrr'), numbers("per"))) if exp(numbers('rrr'), numbers("per")) > 100 *(band pass(exp(numbers('rrr'), numbers("per")))) else band pass(exp(numbers('rrr'), numbers("per"))) if exp(numbers('rrr'), numbers("per")) > numbers('rrr') else 100 *(band pass(exp(numbers('rrr'), numbers("per"))))