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coronavirus
on 23 Oct 2021
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n=1e3;
[R,I]=meshgrid(linspace(-10.2,10.2,n));
c=-21.3+0.05i;
It=zeros(n, n);
m=colormap([hot; 0 1 0]);
for ind = 1: n*n
z=R(ind)+1i*I(ind);
it=0;
while abs(z)<2&& it<=size(m,3)&&~isinf(abs(z))
z=cos(z^5.1)./((2/3)*pi+log(abs(z)))-0.50;
it=it+1;
end
It(ind)=it;
end
imagesc(uint8(It-1))
axis equal off