2017
Том 69
№ 5

All Issues

Best uniform approximation of a continuous compact-valued mapping by sets of continuous single-valued mappings

Hudyma U. V.

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Abstract

We prove existence theorems and establish necessary and sufficient conditions and criteria for an extremal element for the problem of the best uniform approximation of a continuous compact-valued mapping by sets of continuous single-valued mappings.

English version (Springer): Ukrainian Mathematical Journal 57 (2005), no. 12, pp 1870-1891.

Citation Example: Hudyma U. V. Best uniform approximation of a continuous compact-valued mapping by sets of continuous single-valued mappings // Ukr. Mat. Zh. - 2005. - 57, № 12. - pp. 1601–1618.

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