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Generalized quadratic mappings of r-type in several variables |
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| Authors: | Choonkil Baak Myoung-Jung Kim |
| Institution: | Department of Mathematics, Chungnam National University, Daejeon 305-764, South Korea |
| Abstract: | Let X,Y be vector spaces. It is shown that if an even mapping  satisfies f(0)=0, and (∗) |
| Keywords: | Quadratic mapping Functional equation Stability |
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