[ExI] Geek craft

David Lubkin lubkin at unreasonable.com
Tue Feb 19 16:04:08 UTC 2013


For my friends in the intersection of geek and crafts. Once you've mastered
knitting a Klein bottle, how about a nice tesseract...?

<http://www.americanscientist.org/issues/feature/2013/2/adventures-in-mathematical-knitting/1>


-- David.




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