Geodesic
On the cardinality of Hausdorff spaces
Commentationes Mathematicae Universitatis Carolinae, Tome 39 (1998) no. 3, pp. 581-585

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The aim of this paper is to show, using the reflection principle, three new cardinal inequalities. These results improve some well-known bounds on the cardinality of Hausdorff spaces.
The aim of this paper is to show, using the reflection principle, three new cardinal inequalities. These results improve some well-known bounds on the cardinality of Hausdorff spaces.
Classification : 54A25
Keywords: cardinal inequality; Hausdorff space 
Fedeli, Alessandro. On the cardinality of Hausdorff spaces. Commentationes Mathematicae Universitatis Carolinae, Tome 39 (1998) no. 3, pp. 581-585. http://geodesic.mathdoc.fr/item/CMUC_1998_39_3_a13/
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     title = {On the cardinality of {Hausdorff} spaces},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {581--585},
     year = {1998},
     volume = {39},
     number = {3},
     mrnumber = {1666814},
     zbl = {0913.54004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1998_39_3_a13/}
}
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