Reminds me of crocheted hyperbolic surfaces, which make it easier to visualize some less-intuitive properties of hyperbolic geodesics: http://www.theiff.org/oe

Reminds me of crocheted hyperbolic surfaces, which make it easier to visualize some less-intuitive properties of hyperbolic geodesics: http://www.theiff.org/oexhibits/oe1e.html http://www.theiff.org/oexhibits/oe1e.html