JOURNAL OF COMPUTATIONAL ANALYSIS AND APPLICATIONS; APR 2014, 16, 3, p461-p467
Abstract
Lin [18, 19] introduced and investigated the following quadratic functional equations cf(Sigma(n)(i=1)x(i)) + Sigma(n)(j=2)f (Sigma(n)(i=1)x(i) - (n + c - 1)x(j)) (0.1) = (n + c - 1) (f(x(1)) + c Sigma(n)(i=2)f(x(i)) + Sigma(n)(i