Function: log(numbers("xxx"), numbers("per")) if numbers('xry') if numbers("per") > numbers("xxx") else log(numbers("xxx"), numbers("per")) > square(mean(numbers('xry') if numbers("xxx") > numbers("per") else log(numbers("xxx"), numbers("per")), log(numbers("xxx"), numbers("per")))) else mean(numbers("xxx") if numbers('xry') > numbers("per") else log(numbers("xxx"), numbers("per")), log(numbers("xxx"), numbers("per")))