Matlab save, load data from mat file could be found from the link. 使用mat文件存储matrix的情况有很多，包括不限于数组特别大（如果直接使用数组会出现out of memory错误）的时候。

write matrix to ASCII file could be found from the link.

MATLAB does its internal arithmetic in IEEE floating point precision using approximately 16 decimal digits, but the default display is only 5 decimal digits, so do not be too concerned about the digits actually displayed as MATLAB output. The display can be changed from the default display (format short) to 15 digit display with exponent by the MATLAB command: Continue reading →

Get every piece of text on the screen to change. Some examples: Continue reading →

下面是Matlab官方列出来的Tex代码列表，包含了绝大部分的希腊字母和数学符号。

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