Homotopy classes of sections of pure-state bundles of the Weyl C*-algebra recover the K-theoretic classification of type-A and AI topological insulators.
Springer New York, 2012
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A scheme for topological phases of the Weyl $C^*$-algebra
Homotopy classes of sections of pure-state bundles of the Weyl C*-algebra recover the K-theoretic classification of type-A and AI topological insulators.