[繪圖] plot畫兩條線在同一張圖上已回收
小弟最近初學Matlab,老師出了個題目給小弟練習
題目是「繪圖控制程式x1=1:10,y1=1:10,x2=1:10,y2=21:20, 利用plot(x,y)畫出
並請寫出xlabel,ylabel,title,其中
(1)xlabel:time τ
(2)ylabel:time y2
(3)title:α^2+β1=0
上面三個小項的小弟寫出來了,但是要畫出兩條線在同一張圖上卻一直辦不到
在Matlab視窗中就顯示如下所示
??? Error using ==> plot
Vectors must be the same lengths.
想請問各位大大小弟是寫錯什麼了嗎?
謝謝
附上小弟的程式碼:
x1=1:10;
y1=1:10;
x2=1:10;
y2=21:20;
plot(x1,y1,'r',x2,y2,'b');
xlabel('time \tau');
ylabel('time y_2');
title('\alpha^2+\beta_1=0');
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