The tight groupoid of an inverse semigroup

被引:40
作者
Exel, Ruy [1 ]
Pardo, Enrique [2 ]
机构
[1] Univ Fed Santa Catarina, Dept Matemat, BR-88010970 Florianopolis, SC, Brazil
[2] Univ Cadiz, Fac Ciencias, Dept Matemat, Campus Puerto Real, Puerto Real 11510, Cadiz, Spain
关键词
Inverse semigroup; Semi-lattice; Tight character; Tight filter; Ultra-filter; Groupoid; Groupoid C*-algebra; C-ASTERISK-ALGEBRAS; ETALE GROUPOIDS; CONSTRUCTION;
D O I
10.1007/s00233-015-9758-5
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this work we present algebraic conditions on an inverse semigroup (with zero) which imply that its associated tight groupoid is: Hausdorff, essentially principal, minimal and contracting, respectively. In some cases these conditions are in fact necessary and sufficient.
引用
收藏
页码:274 / 303
页数:30
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