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On a functional equation that has the quadratic-multiplicative propertyopen access
- Authors
- Park, Choonkil; Tamilvanan, Kandhasamy; Balasubramanian, Ganapathy; Noori, Batool; Najati, Abbas
- Issue Date
- Aug-2020
- Publisher
- DE GRUYTER POLAND SP Z O O
- Keywords
- fixed point method; Hyers-Ulam stability; quadratic functional equation; direct method
- Citation
- OPEN MATHEMATICS, v.18, no.1, pp.837 - 845
- Indexed
- SCIE
SCOPUS
- Journal Title
- OPEN MATHEMATICS
- Volume
- 18
- Number
- 1
- Start Page
- 837
- End Page
- 845
- ISSN
- 2391-5455
- Abstract
- 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.
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Related Researcher
- Park, Choonkil
- COLLEGE OF NATURAL SCIENCES (DEPARTMENT OF MATHEMATICS)