There are many Kunen compact L-spaces
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چکیده
منابع مشابه
A Model in Which There Are Jech–kunen Trees but There Are No Kurepa Trees
By an ω1–tree we mean a tree of power ω1 and height ω1. We call an ω1–tree a Jech–Kunen tree if it has κ–many branches for some κ strictly between ω1 and 21 . In this paper we construct the models of CH plus 21 > ω2, in which there are Jech–Kunen trees and there are no Kurepa trees. An partially ordered set, or poset for short, 〈T,<T 〉 is called a tree if for every t ∈ T the set {s ∈ T : s <T t...
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ژورنال
عنوان ژورنال: Proceedings of the American Mathematical Society
سال: 1999
ISSN: 0002-9939,1088-6826
DOI: 10.1090/s0002-9939-99-05186-2