Function: exp(invert(numbers("per")), numbers("per")) if invert(numbers("per")) > numbers("per") if invert(numbers("per")) > exp(invert(numbers("per")), numbers("per")) else invert(numbers("per")) if numbers("xxy") > numbers("per") else exp(invert(numbers("per")), numbers("per")) else numbers("xxy") if exp(invert(numbers("per")), numbers("per")) > invert(numbers("per")) else numbers("per")