bicommutant

English

Etymology

From bi- +‎ commutant.

Noun

bicommutant (plural bicommutants)

1. (mathematics) A double commutant (that commutes with the elements of two subgroups)
   • 2015, André Henriques, David Penneys, “Bicommutant categories from fusion categories”, in arXiv‎^[1]:

     In this article, we prove that every unitary fusion category gives an example of a bicommutant category.