Sh:887

• Shelah, S. (2008). Groupwise density cannot be much bigger than the unbounded number. MLQ Math. Log. Q., 54(4), 340–344. arXiv: math/0612353 DOI: 10.1002/malq.200710032 MR: 2435897
• Abstract:
  We prove that {\mathfrak g}, (the groupwise density) is smaller or equal to {\mathfrak b}^+, successor of the minimal cardinality of a non-dominated subset of {}^\omega \omega.
• Version 2007-09-17_11 (6p) published version (5p)

@article{Sh:887,
 author = {Shelah, Saharon},
 title = {{Groupwise density cannot be much bigger than the unbounded number}},
 journal = {MLQ Math. Log. Q.},
 fjournal = {MLQ. Mathematical Logic Quarterly},
 volume = {54},
 number = {4},
 year = {2008},
 pages = {340--344},
 issn = {0942-5616},
 mrnumber = {2435897},
 mrclass = {03E17},
 doi = {10.1002/malq.200710032},
 note = {\href{https://arxiv.org/abs/math/0612353}{arXiv: math/0612353}},
 arxiv_number = {math/0612353}
}