Maybe it's because Riemann sphere is nothing else but a complex projective line,...

		xyzzyz on Oct 9, 2013 \| parent \| context \| favorite \| on: The Sierpinski triangle page to end most Sierpinsk... Maybe it's because Riemann sphere is nothing else but a complex projective line, but I guess the reason you feel they're related is that both of these are manifolds which are created by performing certain identifications of points inside flat prototypes.