Decomposability of graph 𝐶*-algebras

Hong, Jeong

doi:10.1090/S0002-9939-04-07604-X

Decomposability of graph $C^*$-algebras
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Proc. Amer. Math. Soc. 133 (2005), 115-126 Request permission

Abstract:

We give conditions on an arbitrary directed graph $E$ for the associated Cuntz-Krieger algebra $C^*(E)$ to be decomposable as a direct sum. We describe the direct summands as certain graph algebras.

References

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