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Categorical and Cardinal Properties of Hyperspaces with a Finite Number of Components.
- Source :
-
Journal of Mathematical Sciences . Mar2020, Vol. 245 Issue 3, p390-397. 8p. - Publication Year :
- 2020
-
Abstract
- In this paper, we examine categorical and cardinal properties of hyperspaces with finite number of components. We prove that the functor Cn : Comp → Comp is not normal, i.e., it does not preserve epimorphisms of continuous mappings. We also discuss the density, the caliber, and the Shanin number of the space Cn(X). [ABSTRACT FROM AUTHOR]
- Subjects :
- *FINITE, The
*HYPERSPACE
*DENSITY
*SPACE
*PROPERTY
Subjects
Details
- Language :
- English
- ISSN :
- 10723374
- Volume :
- 245
- Issue :
- 3
- Database :
- Academic Search Index
- Journal :
- Journal of Mathematical Sciences
- Publication Type :
- Academic Journal
- Accession number :
- 143725293
- Full Text :
- https://doi.org/10.1007/s10958-020-04701-8