quasidiagonal

From quasi- +‎ diagonal.

quasidiagonal (not comparable)

1. (mathematics) Having an approximate unit consisting of projections which is quasicentral.
   • 2015, Florin P. Boca, “A note on full free product C*-algebras, lifting and quasidiagonality”, in Proceedings of the‎, volume 16:

     We extend the result of Choi on the quasidiagonality of ${\displaystyle C^{*}({\mathbb {F} }_{n})}$, proving that the free product with amalgamation over ${\displaystyle {\mathbb {C} }1}$ of a family of unital quasidiagonal C*-algebras is quasidiagonal..

• quasidiagonality