Mercurial > repo
view wisdom/free @ 10257:b727e7b800f7
<oerjan> sled bin/?//4,$s/topic1/topic2/;9ielif [ -e "$topic1" ];
author | HackBot |
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date | Wed, 15 Feb 2017 01:20:42 +0000 |
parents | ca4257b9b1e7 |
children |
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A free structure is one that has no nontrivial identities, except algebraist phrase that in a much fancier way with morphisms.