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Local weak presaturation of the strongly non‐stationary ideal
Mathematical Logic Quarterly ( IF 0.3 ) Pub Date : 2020-03-16 , DOI: 10.1002/malq.201900033
Masahiro Shioya 1 , Naoki Yamaura 1
Affiliation  

We give a model of set theory in which the strongly non‐stationary ideal over μ μ is weakly presaturated below some canonical set. Here μ is a regular uncountable cardinal. The model is the forcing extension with the Lévy collapse of a Woodin cardinal to the successor of μ. This improves on results of Goldring and of the first author.

中文翻译:

非平稳理想的局部弱饱和

我们给出了集合论的模型,其中强非平稳理想超过 μ μ 在某些规范集以下弱饱和。在这里,μ是不可数的常规基数。该模型是Woodin主教的Lévy崩溃到μ后继的强制扩展。这比Goldring和第一作者的结果有所改善。
更新日期:2020-03-16
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