Function: minus(sum(numbers("xyx"), numbers('yxy')), numbers("xyx")) if sum(numbers("xyx"), numbers('yxy')) > sum(numbers("xyx"), numbers('yxy')) if numbers('yxy') > minus(sum(numbers("xyx"), numbers('yxy')), numbers("xyx")) else numbers("xyx") else log(numbers('yxy') if minus(sum(numbers("xyx"), numbers('yxy')), numbers("xyx")) > sum(numbers("xyx"), numbers('yxy')) else numbers("xyx"), minus(sum(numbers("xyx"), numbers('yxy')), numbers("xyx")))