star spin off

on 17 Oct 2021

% stars

x=.1;y=.2;t=1;

for i=2:1e3

a=x(i-1);

b=y(i-1);

x(i)=(-.6)+(-.4)*a+(-.4)*a^2 + (-.8)*a*b+(.7)*b+(.3)*b^(2);

y(i)=(-.4)+(.4)*a+(.5)*a^2 + (.5)*a*b+.4*b-.2*b^2;

t(i) = t(i-1) + 1;

% if i<10

%plot(x(i),y(i),'h','MarkerSize',1000/t(i),'MarkerFaceColor',[abs(a) abs(b) abs(a+b)]/20*i)

% hold on

% end

end

%colors!!

scatter(x, y, 1000./t, t,'Marker','h','MarkerFaceColor',[1 1 0]);

colormap(flipud(autumn));

axis([-2,1,-.8,.8],'off');