Function: logn(numbers('yyx')) if square(numbers("xyx") if numbers('yyx') > logn(numbers('yyx')) else numbers("per") if logn(numbers('yyx')) > numbers('yyx') else numbers("xyx")) > numbers("xyx") if numbers("per") > numbers('yyx') else logn(numbers('yyx')) else logn(numbers('yyx')) if numbers("xyx") > numbers("per") else numbers('yyx') if numbers("xyx") > numbers('yyx') else logn(numbers('yyx'))