The Lorenz Manifold
http://whipup.net/2006/04/12/crochet-maths/ Includes crochet instructions.
http://www.sciencedaily.com/releases/2004/12/041219170412.htm Article about
Simple Crochet for mathematicians!
http://www.nexstitch.com/a_read_crochet_patterns.html
Crochet moebius strip
http://www.planetshoup.com/easy/knit/scarfmb.shtml for lovely scarf.
http://www.csiro.au/helix/sciencemail/activities/Crochet.html basic instructions.
For lovers of Escher
http://www.flickr.com/photos/lilitupili/3845935498/
How about ‘Woolly Thoughts’?
http://www.woollythoughts.com/
Then there is the dodecahedron http://www.berroco.com/exclusives/celestine_crochet/celestine_crochet.html
http://craftstew.com/crochet/celestine-crochet-baby-toy
