Mercurial > repo
view wisdom/klein bottle @ 11228:26a0dbd61005
<oerjan> undo 11226
author | HackBot |
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date | Tue, 17 Oct 2017 02:16:32 +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.