说明：  该文档第一部分总结了matlab中的基本函数其表达式，编程以及范例。第二部分讲了如何插值拟合以及查表。里面有非常详细的解释，并且配有程序范例。
(The first part of the document summarizes the basic function of matlab in its expression, programming, and example. The second part of the talk about how to fit and look-up table interpolation. There are very detailed explanation, and with a program example.)