The number of translates of a closed nowhere dense set required to cover a Polish group
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منابع مشابه
The number of translates of a closed nowhere dense set required to cover a Polish group
For a Polish group G let covG be the minimal number of translates of a fixed closed nowhere dense subset of G required to cover G. For many locally compact G this cardinal is known to be consistently larger than cov(M) which is the smallest cardinality of a covering of the real line by meagre sets. It is shown that for several non-locally compact groups covG = cov(M). For example the equality h...
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ژورنال
عنوان ژورنال: Annals of Pure and Applied Logic
سال: 2006
ISSN: 0168-0072
DOI: 10.1016/j.apal.2005.09.010