TY - JOUR ID - 418 TI - Hyers-Ulam-Rassias stability of a composite functional equation in various normed spaces JO - Bulletin of the Iranian Mathematical Society JA - BIMS LA - en SN - 1017-060X AU - Azadi Kenary, H. AD - Yasouj University Y1 - 2013 PY - 2013 VL - 39 IS - 3 SP - 383 EP - 403 KW - Generalized Hyers-Ulam stability KW - random normed space KW - non-Archimedean normed spaces KW - fixed point method DO - N2 - In this paper, we prove the generalized Hyers-Ulam(or Hyers-Ulam-Rassias ) stability of the following composite functional equation f(f(x)-f(y))=f(x+y)+f(x-y)-f(x)-f(y) in various normed spaces. UR - http://bims.iranjournals.ir/article_418.html L1 - http://bims.iranjournals.ir/article_418_aed1e9f7f9878d1f0b43d5533e3a8583.pdf ER -