Article ID Journal Published Year Pages File Type
4661823 Annals of Pure and Applied Logic 2014 18 Pages PDF
Abstract
We show that the separative quotient of the poset 〈P(L),⊂〉 of isomorphic suborders of a countable scattered linear order L is σ-closed and atomless. So, under the CH, all these posets are forcing-equivalent (to (P(ω)/Fin)+).
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Physical Sciences and Engineering Mathematics Logic
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Posets of copies of countable scattered linear orders
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