Function: gradient[0](square(numbers("xyx")) if numbers("xxy") if square(numbers("xyx")) > numbers('yxr') else numbers("xyx") if numbers("xxy") > numbers("xyx") else square(numbers("xyx")) > max(square(numbers("xyx")) if numbers("xyx") if square(numbers("xyx")) > numbers("xxy") else numbers('yxr') > numbers("xyx") else numbers("xxy"), square(numbers("xyx")) if numbers("xxy") > numbers("xyx") else numbers('yxr')) else numbers("xyx") if numbers("xxy") > square(numbers("xyx")) else numbers('yxr'))