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edited May 13, 2018 at 5:36

Is every nontrivial idempotent in the Cuntz algebra is an idempotent?

Is it true to say that every nontrivial idempotent in the Cuntz algebra $\mathcal{O}(n)$ is a commutator element?(Or a linear combination of commutator elements?)

oa.operator-algebras c-star-algebras

asked May 13, 2018 at 5:26

Ali Taghavi