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Bulletin of National University of Uzbekistan: Mathematics and Natural Sciences

Abstract

In the paper we investigate some cardinal and topological properties of the $n$-permutation degree of a topological spaces and locally $\tau$-density of hyperspaces. It is proved that the functors $\exp_n$ and $SP^n$ preserves locally $\tau$-density of any infinite $T_1$-spaces.

First Page

30

Last Page

35

References

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