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ULAM STABILITY OF AN ADDITIVE-QUADRATIC FUNCTIONAL EQUATION IN BANACH SPACES
- Title
- ULAM STABILITY OF AN ADDITIVE-QUADRATIC FUNCTIONAL EQUATION IN BANACH SPACES
- Author
- 박춘길
- Keywords
- Hyers-Ulam stability; fixed point method; additive-quadratic functional equation; direct method
- Issue Date
- 2020-06
- Publisher
- ELEMENT
- Citation
- JOURNAL OF MATHEMATICAL INEQUALITIES, v. 14, no. 2, page. 421-436
- Abstract
- Using the fixed point method and the direct method, we prove the Hyers-Ulam stability of the following additive-quadratic functional equation f(x+y,z+w) + f(x-y,z-w) - 2f(x,z) -2f(x,w)= 0.
- URI
- http://jmi.ele-math.com/14-27/Ulam-stability-of-an-additive-quadratic-functional-equation-in-Banach-spaceshttps://repository.hanyang.ac.kr/handle/20.500.11754/168968
- ISSN
- 1846-579X
- Appears in Collections:
- COLLEGE OF NATURAL SCIENCES[S](자연과학대학) > MATHEMATICS(수학과) > Articles
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