朋友们,求助,关于绘图的问题,help!!!
k=linspace(0,30,7);for j=1:length(k)
syms x y
f=rad2deg(asin(2*sin(deg2rad(k(j)))))-k(j)-rad2deg(asin(2*sin(deg2rad(y))))-2*x-y;
h=ezplot(f,[-90,90,-90,90])
set(h,'color','r')
legend({'0','5','10','15','20','25','30'},1)
hold on
end绘制出来的图,是这样:
由于表达式中有arcsin式子,存在复数解,复数解就是直线部分,怎么来去除这部分复数解呢?
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