Function: band pass(cos(numbers("xxr"))) if cos(numbers("xxr")) > numbers("xxr") else numbers("xyx") if band pass(cos(numbers("xxr"))) > band pass(cos(numbers("xxr"))) if numbers("xxr") > numbers("xyx") else cos(numbers("xxr")) if numbers("xxr") > band pass(cos(numbers("xxr"))) else cos(numbers("xxr")) else cos(numbers("xxr"))