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Jan 7, 2018 at 5:03 review Close votes
Jan 7, 2018 at 11:50
Jan 7, 2018 at 4:44 comment added Mark.Neuhaus It might not be appropriate, right. But I wasn't sure if this is appropriate for math.stackexchange either. I'm fine with a vote for close or a transit to math.stackexchange. Don't want to delete it though, since I think its interesting nontheless.
Jan 7, 2018 at 4:42 comment added Gabriel C. Drummond-Cole Your argument is essentially correct (modulo the 0 morphism from $Com$ to $Ass$). Rather than worrying about automorphisms of $S$ you could just tensor by $S^{-1}$ to get $\theta$. But I'm not sure that this question is mathoverflow appropriate.
Jan 7, 2018 at 4:41 comment added Mark.Neuhaus I mean the Koszul dual of the Lie operad (in contrast to the linear dual). It's personal taste, I justthink it sounds better.
Jan 7, 2018 at 4:38 comment added Gabriel C. Drummond-Cole It seems nonstandard to call $Lie^i$ the "Koszul Lie cooperad" There is a cooperad governing Lie coalgebras and it's not that one.
Jan 7, 2018 at 4:36 comment added Mark.Neuhaus Because of the universality of the tensor product. Maybe there are other automorphism on $\mathcal{S}$ then $1$, but that wouldn't change the argument I think.
Jan 7, 2018 at 4:02 history asked Mark.Neuhaus CC BY-SA 3.0