Stability of a generalized quadratic functional equation in various spaces: a fixed point alternative approach

被引：0
作者：
Hassan Azadi Kenary
Choonkil Park
Hamid Rezaei
Sun Young Jang
机构：
[1] Yasouj University,Department of Mathematics, College of Sciences
[2] Hanyang University,Department of Mathematics, Research Institute for Natural Sciences
[3] University of Ulsan,Department of Mathematics
来源：
Advances in Difference Equations | / 2011卷
关键词：
Hyers-Ulam stability; fuzzy Banach space; orthogonality; non-Archimedean normed spaces; fixed point method;
D O I：
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摘要：
Using the fixed point method, we prove the Hyers-Ulam stability of the following quadratic functional equation
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