找出延时微分方程的符号解
用 DSolve 解一阶延时微分方程.
| In[1]:= |  X |
| Out[1]= |  |
| In[2]:= |  X |
| Out[2]= |  |
解五阶延时方程式.
| In[3]:= |  X |
| In[4]:= |  X |
| Out[4]= |  |
解延时方程组.
| In[5]:= |  X |
| In[6]:= |  X |
| In[7]:= |  X |
| Out[7]= |  |
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