文中通过实例来说明调用M ATLAB符号工具箱来进行符号矩阵的运算和利用M ATLAB自身的编辑器来处理数据的方法和优势。

The paper USES an example to explain how to load MATLAB symbolic toolbox to do symbol matrix operation and the advantages of editor of MATLAB for dealing with data.

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和别的工具箱有所不同，该工具箱不是基于矩阵的数值分析，而是使用字符串来进行符号分析与运算。

And different from other toolbox, the toolbox is not based on numerical analysis matrix, but use a string for symbolic analysis and calculation.

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