标题: MATLAB 运行sym指令出错，win764位版本2009a，怎么结局？ [打印本页] 作者: 朱晓丽 时间: 2013-5-24 16:24 标题: MATLAB 运行sym指令出错，win764位版本2009a，怎么结局？ >> syms a??? Undefined function or method 'symenginelocation' for input arguments of type 'char'.Error in ==> mupadengine.mupadengine>mupadengine.mupadengine at 72 symenginelocation(path);Error in ==> D:\Yingwenruanjian\Matlab\MATLAB\toolbox\symbolic\symengine.p>symengine at 24Error in ==> sym.sym at 69eng = symengine;Error in ==> syms at 77 assignin('caller',x,sym(x));什么意思，求指导