Korovkin approximation theorem on fuzzy continuous functions of several variables

doi:10.3969/j.issn.1000-1565.2022.02.002

Journal of Hebei University(Natural Science Edition) ›› 2022, Vol. 42 ›› Issue (2): 118-123.DOI: 10.3969/j.issn.1000-1565.2022.02.002

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Korovkin approximation theorem on fuzzy continuous functions of several variables

CHEN Yingwei, CHANG Zhikui, WANG Zhijun

College of Mathematics and Statistics, Hebei University of Economics and Business, Shijiazhuang 050061, China

Received:2020-09-16 Online:2022-03-25 Published:2022-04-12

Abstract

CLC Number:

O174.41

CHEN Yingwei, CHANG Zhikui, WANG Zhijun. Korovkin approximation theorem on fuzzy continuous functions of several variables[J]. Journal of Hebei University(Natural Science Edition), 2022, 42(2): 118-123.

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Korovkin approximation theorem on fuzzy continuous functions of several variables

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