annotate wisdom/lambek's lemma @ 12446:2b354198c4cb draft

<wib_jonas> `` mv -vi /hackenv/wisdom/w{o,i}b_jonas
author HackEso <hackeso@esolangs.org>
date Thu, 20 Jan 2022 14:26:30 +0000
parents d3a12978331a
children
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10491
d3a12978331a <shachaf> le/rn_append lambek\'s lemma//It can be proved with as few as five arrows.
HackBot
parents: 8401
diff changeset
1 Lambek's Lemma, invented by Joachim "Taneb" Lambek, states that initial algebras have inverses. It can be proved with as few as five arrows.