Displaying similar documents to “On iterated forcing for successors of regular cardinals”

The consistency of 𝔟 = κ and 𝔰 = κ⁺

Vera Fischer, Juris Steprāns (2008)

Fundamenta Mathematicae

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Using finite support iteration of ccc partial orders we provide a model of 𝔟 = κ < 𝔰 = κ⁺ for κ an arbitrary regular, uncountable cardinal.

Hybrid Prikry forcing

Dima Sinapova (2015)

Fundamenta Mathematicae

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We present a new forcing notion combining diagonal supercompact Prikry forcing with interleaved extender based forcing. We start with a supercompact cardinal κ. In the final model the cofinality of κ is ω, the singular cardinal hypothesis fails at κ, and GCH holds below κ. Moreover we define a scale at κ which has a stationary set of bad points in the ground model.