Talk:Centralizer and normalizer

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Centralizers in symmetric monoidal closed categories

If M is a monoid in a symmetric monoidal closed category V with equalizers and $f\colon X\to M$ is any morphism in V with codomain M, one can define the centralizer of f as the equalizer of the two multiplication maps $M\to [X,M]$ induced by f. GeoffreyT2000 (talk) 16:39, 17 May 2015 (UTC)[reply]