Abstract
In this note, we investigate the Hyers-Ulam, the Isac and Rassias-type stability and the Bourgin-type superstability of a functional inequality corresponding to the following functional equation:
, where
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Jung, YS. On the stability of higher ring left derivations. Indian J Pure Appl Math 47, 523–533 (2016). https://doi.org/10.1007/s13226-016-0201-8
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DOI: https://doi.org/10.1007/s13226-016-0201-8