Chaotic map Number 7 inverted

Ciro Bermudez on 12 Oct 2021
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figure('Color','k')
x(1)=.1;y(1)=.5;t(1)=0;
for i=2:(1e5+1)
w=x(i-1);
v=y(i-1);
x(i)=(-.9)*w+(.9)*w^2+(-1.2)*w*v+(-.4)*v+(-.9)*v^(2);
y(i)=(.2)+(1.2)*w+(-.5)*w^2+(1.2)*w*v+(-.8)*v+(-1.2)*v^2;
end
plot(x,y,'.w','MarkerSize',0.1);axis off

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