Andrzej Rosłanowski, Saharon Shelah, "Iteration of -complete forcing notions not collapsing ", International Journal of Mathematics and Mathematical Sciences, vol. 28, Article ID 642040, 20 pages, 2001. https://doi.org/10.1155/S016117120102018X
Iteration of -complete forcing notions not collapsing
We look for a parallel to the notion of proper forcing among -complete forcing notions not collapsing . We suggest such a definition and prove that it is preserved by suitable iterations.
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