Function: square(log(numbers('rrr') if numbers("xxy") if numbers("per") > numbers('yxr') else numbers('rrr') > minus(numbers('rrr') if numbers("xxy") > numbers("per") else numbers('yxr'), numbers('yxr')) else numbers('yxr'), minus(numbers('yxr') if numbers("per") > numbers("xxy") else numbers('rrr'), numbers('yxr'))))