Function: round(invert(product(numbers('yxy'), numbers('yyx'))) if product(numbers('yxy'), numbers('yyx')) > numbers('yxy') if invert(product(numbers('yxy'), numbers('yyx'))) > numbers('yyx') else product(numbers('yxy'), numbers('yyx')) else numbers('yxy'), product(numbers('yxy'), numbers('yyx')) if numbers('yyx') > invert(product(numbers('yxy'), numbers('yyx'))) else numbers('yxy'))