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초록
In this article, we obtain the general solution and prove the Hyers-Ulam stability of the following quadratic-multiplicative functional equation: phi(st - uv) + phi(sv + tu) = [phi(s) + phi(u)] [phi(t) + phi(v)] by using the direct method and the fixed point method.
키워드
fixed point method; Hyers-Ulam stability; quadratic functional equation; direct method; STABILITY
- 제목
- On a functional equation that has the quadratic-multiplicative property
- 저자
- Park, Choonkil; Tamilvanan, Kandhasamy; Balasubramanian, Ganapathy; Noori, Batool; Najati, Abbas
- 발행일
- 2020-08
- 유형
- Article
- 저널명
- Open Mathematics
- 권
- 18
- 호
- 1
- 페이지
- 837 ~ 845