HYERS-ULAM-RASSIAS STABILITY OF FUNCTIONAL EQUATIONS IN MATRIX NORMED SPACES: A FIXED POINT APPROACH
R. MURALI *
Department of Mathematics, Sacred Heart College, Tirupattur-635 601, Tamilnadu, India.
V. VITHYA
Department of Mathematics, Sacred Heart College, Tirupattur-635 601, Tamilnadu, India.
*Author to whom correspondence should be addressed.
Abstract
Using xed point method, we prove the Hyers-Ulam-Rassias stability of the Cauchy and quadratic functional equations in matrix normed spaces.
Keywords: Hyers-Ulam-Rassias stability, fxed point, Cauchy and quadratic functional equations, matrix normed space