Perfect GO-spaces which have a perfect l
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Wei-Xue Shi
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Article
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1997
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Elsevier Science
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English
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It is an old problem posed by Bennett and Lutzer whether every perfect GO-space has a perfect orderable extension. As an approach to this problem, we prove that, for a perfect GO-space X, X has a perfect linearly ordered extension if and only if there is a o-discrete subset F such that GOx (0, X -F,