A-sets
逻辑
2007-05-23 v1
摘要
We consider ``meager analogues'' of classical covering properties of Menger, Hurewicz and Rothberger. We show that Borel images of sets having ``our'' covering properties have these classical covering properties.
引用
@article{arxiv.math/9905121,
title = {A-sets},
author = {Tomek Bartoszynski and Marion Scheepers},
journal= {arXiv preprint arXiv:math/9905121},
year = {2007}
}