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Mutual stationarity and singular Jonsson cardinals
Acta Mathematica Hungarica ( IF 0.9 ) Pub Date : 2020-05-19 , DOI: 10.1007/s10474-020-01041-6
S. Shelah

We prove that if the sequence $$\langle k_n:1 \le n < \omega\rangle$$ ⟨ k n : 1 ≤ n < ω ⟩ contains a so-called gap then the sequence $$\langle S^{\aleph_n}_{\aleph_{k_n}}:1 \le n < \omega\rangle$$ ⟨ S ℵ k n ℵ n : 1 ≤ n < ω ⟩ of stationary sets is not mutually stationary, provided that $$k_n

中文翻译:

互平稳性和奇异 Jonsson 基数

我们证明如果序列 $$\langle k_n:1 \le n < \omega\rangle$$ ⟨ kn : 1 ≤ n < ω ⟩ 包含所谓的间隙,那么序列 $$\langle S^{\aleph_n }_{\aleph_{k_n}}:1 \le n < \omega\rangle$$ ⟨ S ℵ kn ℵ n : 1 ≤ n < ω ⟩ 的平稳集不是相互平稳的,只要$$k_n
更新日期:2020-05-19
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