inner automorphism

(redirected from Conjugation map)

inner automorphism

[¦in·ər ‚ȯd·ō′mȯr·fiz·əm]
(mathematics)
An automorphism h of a group where h (g) = g0-1· g · g0, for every g in the group with g0 some fixed group element.
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First we recall some well-known facts about ordinary group cohomology: restriction, transfer and conjugation map.