Hyers-Ulam stability; set-valued functional equation; fixed point
Issue Date
2012-05
Publisher
Springer
Citation
Fixed Point Theory and Applications, 2012, 2012(1), P.1-17
Abstract
Using the fixed point method, we prove the Hyers-Ulam stability of a Cauchy-Jensen type additive set-valued functional equation, a Jensen type additive-quadratic set-valued functional equation, a generalized quadratic set-valued functional equation and a Jensen type cubic set-valued functional equation.