Function: round(band pass(numbers('yyx') if numbers("per") > numbers('epe') else numbers('ryy')), numbers('epe') if numbers('ryy') > numbers("per") else numbers('yyx')) if numbers('ryy') if numbers('yyx') > numbers("per") else numbers('epe') > band pass(numbers('ryy') if numbers('yyx') > numbers("per") else numbers('epe')) else minus(round(band pass(numbers('epe') if numbers('yyx') > numbers("per") else numbers('ryy')), numbers('ryy') if numbers('epe') > numbers('yyx') else numbers("per")), band pass(numbers('ryy') if numbers('yyx') > numbers("per") else numbers('epe')))