EMIS ELibM Electronic Journals PUBLICATIONS DE L'INSTITUT MATHÉMATIQUE (BEOGRAD) (N.S.)
Vol. 46(60), pp. 193--195 (1989)

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On a question of Ljubisa Kocinac

R. W. Heath

Department of Mathematics, University of Pittsburgh, Pittsburgh PA 15260, USA

Abstract: We give an example in ZFC of a weakly perfect space that is not perfect. Assuming the continuum hypothesis we give an example that is compact. Finally, we construct, in ZFC, a compact weakly perfect space that is not perfect.

Classification (MSC2000): 54D15

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Electronic fulltext finalized on: 2 Nov 2001. This page was last modified: 16 Nov 2001.

© 2001 Mathematical Institute of the Serbian Academy of Science and Arts
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