1999/05/19 by Tomek Bartoszynski, Marion Scheepers
Mathematics · #math.LO
published as Proceedings of the American Mathematical Society 123 (1995), 2529-2534
arxiv created 1999/05/19 · arxiv updated 2009/11/30
We obtain game-theoretic characterizations for meagerness and rareness of filters on a countable set.