PortalMath Pics 5 Stars4 Stars3 Stars2 Stars1 Star 4.56 (16 votes) source: http://world-shaker.tumblr.com/post/5746294725/now-youre-thinking-with-portals
Joshua June 4, 2011 at 6:39 am Well, isn’t this exactly the right thing if you use the one-point compactification of the real line?
Well, isn’t this exactly the right thing if you use the one-point compactification of the real line?