# Sh:967

• Mildenberger, H., & Shelah, S. (2011). The minimal cofinality of an ultrapower of \omega and the cofinality of the symmetric group can be larger than \mathfrak b^+. J. Symbolic Logic, 76(4), 1322–1340.
• Abstract:
We prove the statement in the title
• published version (20p)
Bib entry
@article{Sh:967,
author = {Mildenberger, Heike and Shelah, Saharon},
title = {{The minimal cofinality of an ultrapower of $\omega$ and the cofinality of the symmetric group can be larger than $\mathfrak b^+$}},
journal = {J. Symbolic Logic},
fjournal = {The Journal of Symbolic Logic},
volume = {76},
number = {4},
year = {2011},
pages = {1322--1340},
issn = {0022-4812},
mrnumber = {2895398},
mrclass = {03E17 (03E05 03E35)},
doi = {10.2178/jsl/1318338852}
}