CROSSED PRODUCTS OF THE FREE GROUP AND SEMIGROUP <TEX>$C^*-ALGEBRAS$</TEX> BY FLOWS
Crossed Products of the Free Group and Semigroup C -algebras by Flows
한국수학교육학회지시리즈B:순수및응용수학 / Journal of the Korean Society of Mathematical Education Series B: The Pure and Applied Mathematics, (P)1226-0657; (E)2287-6081
2007, v.14 no.4, pp.307-315
Sudo, Takahiro
(DEPARTMENT OF MATHEMATICAL SCIENCES, FACULTY OF SCIENCE, UNIVERSITY OF THE RYUKYUS)
Sudo, Takahiro.
(2007). CROSSED PRODUCTS OF THE FREE GROUP AND SEMIGROUP <TEX>$C^*-ALGEBRAS$</TEX> BY FLOWS. 한국수학교육학회지시리즈B:순수및응용수학, 14(4), 307-315.
Abstract
We study crossed products of the free group and semigroup <TEX>$C^*-algebras$</TEX> by actions of <TEX>${\mathbb{R}$</TEX>, i.e., flows, and estimate and compute their stable rank.
- keywords
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<tex> $C^*-algebras$</tex>,
crossed product,
free group,
free semigroup,
flow