On the K-theory of the stable C*-algebras from substitution tilings

被引:7
作者
Goncalves, Daniel [1 ]
机构
[1] Univ Fed Santa Catarina, Dept Matemat, BR-88040900 Florianopolis, SC, Brazil
关键词
C*-algebras; Aperiodic order; Tilings; K-theory;
D O I
10.1016/j.jfa.2010.10.020
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We describe a method to compute the K-theory of the C*-algebra arising from the stable equivalence relation in the Smale space associated to a substitution tiling, and give detailed computations for one- and two-dimensional examples. We prove that for one-dimensional tilings the group K-0 is always torsion free and give an example of a two-dimensional tiling such that K-0 has torsion. (C) 2010 Elsevier Inc. All rights reserved.
引用
收藏
页码:998 / 1019
页数:22
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