Journal of Mathematical Inequalities · Volume 9, Issue 1 Ulam's type stability of a functional equation deriving from quadratic and additive functions 09-07 Pages 73-84 DOI 10.7153/jmi-09-07 Downloads Short PDF Full PDF PNG Authors Abasalt Bodaghi Sang Og Kim Keywords additive mapping Hyers-Ulam stability quadratic mapping quasi-Banach space Subject classes 39B82 46S50 46S40