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improve II.1.8

Open mattearnshaw opened this issue 9 years ago • 1 comments

what do you think? PS. if you're still working through this book maybe we can collaborate.

mattearnshaw avatar May 27 '16 18:05 mattearnshaw

oh, in the errata "abelian" was added to the question. that also simplifies things rather, but I think my proof is valid anyway?

mattearnshaw avatar May 28 '16 14:05 mattearnshaw