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Normal

Usage

Normal[expr]用来把各种特殊形式的expr转换为一个标准表达式.


Notes

Normal[expr]把一个幂级数通过截断高阶项转换成一个标准表达式.
Normal[expr]RootSum对象转换成包含了Root对象的显式和.
• 当要引入附加"数据类型"时,Normal应在可能的情形下被定义来把他们转化成标准表达式.
• 参见 Mathematica 全书: 1.5.9节, 3.4.3节 和 3.6.5节.
• 同时参见: SeriesCoefficient.
Further Examples

Here is a plot of the cosine function along with its   order polynomial approximation.

Evaluate the cell to see the graphic.

In[1]:=  



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