Function: gradient[1](square(numbers('yxr'))) if gradient[1](square(numbers('yxr'))) if numbers("xxy") if gradient[1](square(numbers('yxr'))) > square(numbers('yxr')) else numbers('yxr') > numbers('yxr') else square(numbers('yxr')) > square(numbers('yxr')) else gradient[1](square(numbers('yxr'))) if numbers('yxr') > numbers("xxy") else square(numbers('yxr'))