Algebra theory MOC

Anticommutator

Let 𝐴 be a [[K-monoid|𝕂-ring]]. The anticommutator is a Jordan product defined by falg

{π‘₯,𝑦}=π‘₯𝑦+𝑦π‘₯

The anticommutator algebra or associated Jordan algebra is denoted 𝐴+, and a version with a renormalized product ( βˆ’) β‹…( βˆ’) =12{ βˆ’, βˆ’} is denoted 𝐴+1/2, so that π‘₯2 agree in 𝐴 and 𝐴+1/2. See also Commutator and Supercommutator.


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