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BesselK

Usage

BesselI[n, z] 给出了第二类型  的修订的 Bessel函数。


Notes

• 数学函数(参见 A.3.10).
 满足微分方程  .
BesselK[n, z] 在从   的复平面 z 上有一个不连续的分支
FullSimplifyFunctionExpand 包括 BesselK 的变换规则。
• 参见 Mathematica 全书: 3.2.10.
• 同时参见: BesselI, AiryAi, BesselJ.
Further Examples

This is the derivative.

In[1]:=  

Out[1]=

This is the indefinite integral.

In[2]:=  

Out[2]=

This verifies the defining differential equation for n = 3.

In[3]:=  

Out[3]=

This is a series expansion about  .

In[4]:=  

Out[4]=



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