Hyperstability of the k-Cubic Functional Equation in Non-Archimedean Banach Spaces

Youssef Aribou, Mohamed Rossafi and Ji Gao

Journal of Mathematics, 2020, vol. 2020, 1-10

Abstract: Using the fixed point approach, we investigate a general hyperstability results for the following k-cubic functional equations fkx+y+fkx−y=kfx+y+kfx−y+2kk2−1fx, where k is a fixed positive integer ≥2, in ultrametric Banach spaces.

Date: 2020
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Persistent link: https://EconPapers.repec.org/RePEc:hin:jjmath:8843464

DOI: 10.1155/2020/8843464

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