Function: invert(minus(numbers("per"), numbers("yyy"))) if minus(numbers("per"), numbers("yyy")) > numbers("per") else numbers("yyy") if minus(numbers("per"), numbers("yyy")) > invert(minus(numbers("per"), numbers("yyy"))) if minus(numbers("per"), numbers("yyy")) if invert(minus(numbers("per"), numbers("yyy"))) > numbers("yyy") else numbers("per") > minus(numbers("per"), numbers("yyy")) else numbers("per") else invert(minus(numbers("per"), numbers("yyy"))) if invert(minus(numbers("per"), numbers("yyy"))) if numbers("yyy") > numbers("per") else minus(numbers("per"), numbers("yyy")) > invert(minus(numbers("per"), numbers("yyy"))) else minus(numbers("per"), numbers("yyy")) if invert(minus(numbers("per"), numbers("yyy"))) > numbers("per") else numbers("yyy") if numbers("per") > invert(minus(numbers("per"), numbers("yyy"))) else minus(numbers("per"), numbers("yyy"))