Function: numbers("per") if numbers("xxx") > numbers('yxy') else invert(numbers("per")) if invert(numbers("per") if invert(numbers("per")) > numbers('yxy') else numbers("xxx") if numbers("per") > numbers('yxy') else invert(numbers("per"))) > numbers("per") if numbers('yxy') if invert(numbers("per")) > numbers("xxx") else numbers("per") > numbers('yxy') else invert(numbers("per")) else product(invert(invert(numbers("per")) if numbers("per") > numbers('yxy') if numbers("xxx") > numbers("per") else invert(numbers("per")) else numbers('yxy')), numbers("per") if invert(numbers("per")) > invert(numbers("per")) if numbers("xxx") > numbers("per") else numbers('yxy') else numbers('yxy'))