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<oerjan> learn E-modules are modules over a web ring. Uaneb invented them.
author HackBot
date Wed, 05 Oct 2016 15:05:28 +0000
parents 4d453e9a7250
children d3a12978331a
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Lambek's Lemma, invented by Joachim "Taneb" Lambek, states that initial algebras have inverses.