Can groupwise density be much bigger than the non-dominating number?
Logic
2007-08-15 v2
Abstract
We prove that g (the groupwise density number) is smaller or equal to b^+ (the successor of the minimal cardinality of a non-dominated subset of omega^omega).
Cite
@article{arxiv.math/0612353,
title = {Can groupwise density be much bigger than the non-dominating number?},
author = {Saharon Shelah},
journal= {arXiv preprint arXiv:math/0612353},
year = {2007}
}