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ode45解常微分方程报错显示没有默认参数。
你没发现你的main主代码里面，tm没有具体的赋值吗？光声明了一个全局变量的属性，没有具体赋值，导致 tm = [] 于是 tspan2 = (0 : 0.01 : tm + 2) 实际也是个空集，ode求解器当然没法用了
2 years ago | 0
| accepted
