%0 Journal Article %T On the stability of the linear functional equation in a single variable on complete metric groups %A Soon-Mo Jung %A Dorian Popa %A Michael Th. Rassias %J Mathematics %D 2015 %I arXiv %X In this paper we obtain a result on Hyers-Ulam stability of the linear functional equation in a single variable $f(\varphi(x)) = g(x) \cdot f(x)$ on a complete metric group. %U http://arxiv.org/abs/1512.04709v1