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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 τ-density of hyperspaces. It is proved that the functors expn and SPn preserves locally τ-density of any infinite T1-spaces.

First Page

30

Last Page

35

References

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3. Beshimov R. B., Mukhamadiev F. G., Zhuraev R. M. Cardinal properties of the space of permutation degree. Scientific Reports of the Tashkent State Pedagogical University, 2014, No. 1(2), pp.76–84.

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5. Beshimov R. B., Mukhamadiev F. G. Some cardinal properties of complete linked systems with compact elements and absolute regular spaces. Mathematica Aeterna, 2013, V. 3, No. 8, pp.625–633.

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