Generalized Ulam-Hyers Stability of a General Mixed AQCQ-functional Equation in Multi-Banach Spaces: a Fixed Point Approach

Tian Zhou Xu, John Michael Rassias, Wan Xin Xu

Abstract

Using the fixed point method, we investigate the generalized Hyers-Ulam stability of the general mixed additive-quadratic-cubic-quartic functional equation

in multi-Banach spaces.

Keywords

Fixed point alternative; Stability;Additive function; Quadratic function; Cubic function; Quartic function; Multi-Banach space

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