Stability of quadratic functional equations in random normed spaces

Stability of quadratic functional equations in random normed spaces
  • 신승원
  • 기도형
  • 장재원
  • 김민준
  • 박춘길

초록

In this paper, we prove the generalized Hyers-Ulam stability of the following quadratic functional equations cf(∑ni=1xi)+∑nj=2f(∑ni=1xi-(n + c - 1)xj)=(n + c - 1)(f(x1) + c∑ni=2f(xi) + ∑ni<j,j=3(∑n-1i=2f(xi - xj))),Q(∑ni=1dixi)+∑1≤i<j≤n didjQ(xi - xj) = (∑ni=1 di)(∑ni=1 diQ(xi))in random normed spaces.

키워드

random Banach spacequadratic functional equationgeneralized Hyers-Ulam stabilityquadratic mapping
제목
Stability of quadratic functional equations in random normed spaces
제목 (타언어)
Stability of quadratic functional equations in random normed spaces
저자
신승원기도형장재원김민준박춘길
발행일
2010-12
저널명
한국수학논문집
18
4
페이지
395 ~ 407