Hyperstability of Functional Equation Deriving from Quintic Mapping in Banach Spaces by Fixed Point Method

Karthikeyan, Subramani; Donganont, Siriluk; Park, Choonkil; Tamilvanan, Kandhasamy; Wang, Yongqiao

doi:10.29020/nybg.ejpam.v18i1.5757

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Hyperstability of Functional Equation Deriving from Quintic Mapping in Banach Spaces by Fixed Point Method

Karthikeyan, Subramani;
Donganont, Siriluk;
Park, Choonkil;
Tamilvanan, Kandhasamy;
Wang, Yongqiao

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초록

In this work, we examine the hyperstability of the quintic functional equation ϕ(u + 3v) − 5ϕ(u + 2v) − ϕ(u − 2v) + 10ϕ(u + v) + 5ϕ(u − v) − 10ϕ(u) − 120ϕ(v) = 0, in Banach spaces by means of Brzd¸ek’s fixed point theorem.

키워드

Quintic functional equation; hyperstability; fixed point; stability; ULAM-RASSIAS STABILITY; HYERS

제목: Hyperstability of Functional Equation Deriving from Quintic Mapping in Banach Spaces by Fixed Point Method

저자: Karthikeyan, Subramani; Donganont, Siriluk; Park, Choonkil; Tamilvanan, Kandhasamy; Wang, Yongqiao

DOI: 10.29020/nybg.ejpam.v18i1.5757

발행일: 2025-01

유형: Article

저널명: EUROPEAN JOURNAL OF PURE AND APPLIED MATHEMATICS

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호: 1

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