International Journal of Nonlinear Analysis and Applications
Keywords = direct method
Number of Articles: 2
An additive $(u, \beta)$-functional equation and linear mappings in Banach modules
Volume 13, Issue 2, July 2022, Pages 1747-1755
10.22075/ijnaa.2021.22580.2386
Siriluk Paokanta; Choonkil Park; Jung Rye Lee
Quadratic $\alpha$-functional equations
Volume 8, Issue 1, April 2017, Pages 1-9
Choonkil Park; Sang Og Kim
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