Abstract
In this paper, we give details of results of Shelah concerning iterated Namba forcing over a ground model of CH and iteration of P[W] where W is a stationary subset of ω 2 concentrating on points of countable cofinality.
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Schlindwein, C. Shelah’s work on non-semi-proper iterations, I. Arch. Math. Logic 47, 579–606 (2008). https://doi.org/10.1007/s00153-008-0099-x
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DOI: https://doi.org/10.1007/s00153-008-0099-x