Function: min(numbers("xxy") if band pass(numbers("per")) > numbers("per") else numbers('ryy'), band pass(numbers("per"))) if numbers("xxy") if numbers("per") > numbers('ryy') else band pass(numbers("per")) > band pass(numbers("per")) else band pass(numbers("per")) if numbers("xxy") if numbers("per") > band pass(numbers("per")) else numbers('ryy') > min(band pass(numbers("per")) if numbers("xxy") > numbers("per") else numbers('ryy'), band pass(numbers("per"))) else numbers("per")