matlab 画图出错 Conversion to double from sym is not possible.
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matlab 画图出错 Conversion to double from sym is not possible.
syms x;
y=-2.1813e-005*(x^5)+0.0013202*(x^4)-0.02357*(x^3)+0.086555*(x^2)+0.028076*x+22.711;
dy=diff(y);
x=0:.1;30;
plot(x,dy)
syms x;
y=-2.1813e-005*(x^5)+0.0013202*(x^4)-0.02357*(x^3)+0.086555*(x^2)+0.028076*x+22.711;
dy=diff(y);
x=0:.1;30;
plot(x,dy)
![matlab 画图出错 Conversion to double from sym is not possible.](/uploads/image/z/6845692-4-2.jpg?t=matlab+%E7%94%BB%E5%9B%BE%E5%87%BA%E9%94%99+Conversion+to+double+from+sym+is+not+possible.)
syms x;
y=-2.1813e-005*(x^5)+0.0013202*(x^4)-0.02357*(x^3)+0.086555*(x^2)+0.028076*x+22.711;
dy=diff(y);
ezplot(dy,[0 30])
y=-2.1813e-005*(x^5)+0.0013202*(x^4)-0.02357*(x^3)+0.086555*(x^2)+0.028076*x+22.711;
dy=diff(y);
ezplot(dy,[0 30])
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