The radius of comparison for actions of Zd on simple AH algebras
Abstract
Given 0 ≤ r' ≤ r ≤ ∞, and d ∈ N, we construct a simple unital AH algebra A with stable rank one, and a pointwise outer action α : Zd Aut(A), such that rc(A)=r and rc (A α Zd)=r'.
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