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math.FA2022★ 7 cited
Operator version of Korovkin Theorem; Degree of Convergence and its Applications
V. B. Kiran Kumar, P. C. Vinaya
In a recent article, Dumitru Popa proved an operator version of the Korovkin theorem. We recall the quantitative version of the Korovkin theorem obtained by O. Shisha and B. Mond i…
math.FA2022
Revisiting Korovkin-type Theorems in Banach Function Spaces
V. B. Kiran Kumar, P C Vinaya
This article delves into Korovkin-type theorems in Banach function spaces, as established by Yusuf Zeren et al. (2022). We prove that in this theorem, the positivity of the operato…