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Mathematical butterfly
on 10 Oct 2021
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for n=1:-.1:.1
c=@(x)(x.*cos(x)).*n;
d=@(x)(-x.*cos(-x)).*n;
e=@(x)(x^2+(x/4)^2-50).*n;
fplot(c,[-100,0])
hold on
fplot(d,[0,100])
hold on
fplot(e,[-10,10])
end
axis off