[繪圖] Conversion to double from sym is not p
我想要解簡單微分方程
y1'=-k1y1
y2'=k1y1-k2y2
指令如下
>> Y= dsolve('Dy1=-k1y1','Dy2=-k1y1+k2y2')
Y =
y2: [1x1 sym]
y1: [1x1 sym]
y1=Y.y1;
y2=Y.y2;
k1=10^7;
k2=3*10^7;
t=[0: 10^-9: 10^-6]
想要plot(t,y1) 或plot(t,y2)
但都出現Error using plot
Conversion to double from sym is not possible.
想請問各位高手 幫忙
謝謝
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