A Čech function in ZFC
Fred Galvin ; Petr Simon
Fundamenta Mathematicae, Tome 193 (2007), p. 181-188 / Harvested from The Polish Digital Mathematics Library
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A nontrivial surjective Čech closure function is constructed in ZFC.

Publié le : 2007-01-01
EUDML-ID : urn:eudml:doc:282769 
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     title = {A \v Cech function in ZFC},
     journal = {Fundamenta Mathematicae},
     volume = {193},
     year = {2007},
     pages = {181-188},
     zbl = {1118.54002},
     language = {en},
     url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-fm193-2-6}
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Fred Galvin; Petr Simon. A Čech function in ZFC. Fundamenta Mathematicae, Tome 193 (2007) pp. 181-188. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-fm193-2-6/