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For questions about cyclic homology of associative algebras and related concepts.

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Invariant space of lifted Chevalley automorphisms of the tensor algebra

Starting with the tensor $[e_1,\{e_2,[e_3,e_4]\}]$, I calculated $[e_{\sigma(1)},\{e_{\sigma(2)},[e_{\sigma(3)},e_{\sigma(4)}]\}]$ for $\sigma$ running over a set of representatives of the cosets of ( …
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