view wisdom/klein bottle @ 9346:8070050e089a

<tswett> learn \xd0\xa1\xd0\xa1\xd0\xa1\xd0\xa0 is the Russian way of writing USSR. They like to write U as \xd0\xa1 sometimes.
author HackBot
date Wed, 19 Oct 2016 02:15:18 +0000
parents 3ce8590589fa
children
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A Klein bottle is like a torus, but more insidious. Taneb tried to invent it, but got trapped inside.