We show that g ≤ c(Sym(ω)) where g is the groupwise density number and c(Sym(ω)) is the cofinality of the infinite symmetric group. This solves (the second half of) a problem addressed by Thomas.
|Original language||English (US)|
|Number of pages||8|
|Journal||Journal of Symbolic Logic|
|State||Published - Dec 2003|
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