Geodesic
Combinatorics of open covers (VII): Groupability
Ljubiša D. R. Kočinac1 ; Marion Scheepers2
1Department of Mathematics Faculty of Sciences University of Niš 18000 Niš, Yugoslavia
2Department of Mathematics Boise State University Boise, ID 83725, U.S.A.
Fundamenta Mathematicae, Tome 179 (2003) no. 2, pp. 131-155
Cet article a éte moissonné depuis la source Institute of Mathematics Polish Academy of Sciences

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We use Ramseyan partition relations to characterize:
DOI : 10.4064/fm179-2-2
Keywords: ramseyan partition relations characterize bullet classical covering property hurewicz bullet covering property gerlits nagy bullet combinatorial cardinal numbers mathfrak mathsf mathcal mathsf frac space cite showed mathsf has countable strong fan tightness reznichenko property only finite powers have gerlits nagy covering property following equivalent mathsf has countable fan tightness reznichenko property finite powers have hurewicz property mathsf combination countable fan tightness reznichenko property characterized ramseyan partition relation extending work cite analogous ramseyan characterization combination countable strong fan tightness reznichenko property mathsf

Ljubiša D. R. Kočinac  1   ; Marion Scheepers  2

1 Department of Mathematics Faculty of Sciences University of Niš 18000 Niš, Yugoslavia
2 Department of Mathematics Boise State University Boise, ID 83725, U.S.A. 
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Ljubiša D. R. Kočinac; Marion Scheepers. Combinatorics of open covers (VII): Groupability. Fundamenta Mathematicae, Tome 179 (2003) no. 2, pp. 131-155. doi: 10.4064/fm179-2-2

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