解三维拉普拉斯方程
用 Inactive，可以定义形式解，并且在定义特定函数时将其激活.
以未激活积分形式解三维拉普拉斯方程.
| In[1]:= |  X |
通过制定函数 f，获取特定的解.
| In[2]:= |  X |
| In[3]:= |  X |
| Out[3]= |  |
| In[4]:= |  X |
| Out[4]= |  |
可视化解.
| In[5]:= |  X |
| Out[5]= |  |
验证解.
| In[6]:= |  X |
| Out[6]= |  |
Related Examples
Create Inactive Symbols and Expressions »
Make Addition and Multiplication Tables »
Display Common Trigonometric Values »
Display Function Identities »
Derive a Least-Squares Solution »
Use Inactive for Debugging a Program »
Transform Code »
Optimize Code »
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