您所在位置：主题：MATLAB解方程后怎样读出根的最大值？？急
gaowanyang20022003
[专家分：0] 发布于 2007-06-20 12:21:00
y=solve('x^3+548.4*x^2+11738*x-1097568');z=max(y)；
可是系统提示错误，
Function 'max' is not defined for values of class 'sym'.
Error in ==> max at 36
[varargout{1:nargout}] = builtin('max', varargin{:});
不懂
可是系统提示错误，
Function 'max' is not defined for values of class 'sym'.
Error in ==> max at 36
[varargout{1:nargout}] = builtin('max', varargin{:});
不懂
