Recursively enumerable subsets of Rq in
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Ning Zhong
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Article
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1998
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Elsevier Science
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English
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In this paper we compare recursively enumerable subsets of R" in two computing models over real numbers: the Blum-Shub-Smale machine and the oracle Turing machine. We prove that any Turing RE open subset of RY is a BSS RE set, while a Turing RE closed set may not be a BSS RE set. As an application