A topological application of flat morasses
R. W. Knight
Fundamenta Mathematicae, Tome 193 (2007), p. 45-66 / Harvested from The Polish Digital Mathematics Library
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We define combinatorial structures which we refer to as flat morasses, and use them to construct a Lindelöf space with points Gδ of cardinality ℵω, consistent with GCH. The construction reveals, it is hoped, that flat morasses are a tool worth adding to the kit of any user of set theory.

Publié le : 2007-01-01
EUDML-ID : urn:eudml:doc:283049 
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R. W. Knight. A topological application of flat morasses. Fundamenta Mathematicae, Tome 193 (2007) pp. 45-66. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-fm194-1-3/