Journal of Mathematical Inequalities · Volume 14, Issue 2

Ulam stability of an additive-quadratic functional equation in Banach spaces

14-27 Pages 421-436 DOI 10.7153/jmi-2020-14-27

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Authors

Inho Hwang Choonkil Park

Keywords

Hyers-Ulam stability fixed point method additive-quadratic functional equation direct method

Subject classes

39B52 47H10 39B62