I mean, sure, but I feel like that fits in the following analogy
cohomology class : automorphism coming from a crossed hom
::
nontrivial coho class : non-inner automorphism coming from a crossed hom
And then the thing about class-preserving is a subgroup of automorphisms coming from crossed homs
Joshua Grochow /
npub1nf…ng3kl
2025-03-17 23:43:55
in reply to nevent1q…f07p
Author Public Key
npub1nf0sjfdvmx76z2dy28d6ky8kfnypfj5ey79uvflh6dm20egszsns0ng3klPublished at
2025-03-17 23:43:55Event JSON
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