East Asian mathematical journal

  • 제31권5호
  • /
  • Pages.627-634
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  • 2015
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  • 1226-6973(pISSN)
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  • 2287-2833(eISSN)
영남수학회 (The Youngnam Mathematical Society)
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A FIXED POINT APPROACH TO THE ORTHOGONAL STABILITY OF MIXED TYPE FUNCTIONAL EQUATIONS

  • JEON, YOUNG JU (DEPARTMENT OF MATHEMATICS EDUCATION, CHONBUK NATIONAL UNIVERSITY) ;
  • KIM, CHANG IL (DEPARTMENT OF MATHEMATICS EDUCATION, DANKOOK UNIVERSITY)
  • 투고 : 2015.03.14
  • 심사 : 2015.06.23
  • 발행 : 2015.09.30
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초록

In this paper, we investigate the following orthogonally additive-quadratic functional equation f(2x + y) - f(x + 2y) - f(x + y) - f(y - x) - f(x) + f(y) + f(2y) = 0. and prove the generalized Hyers-Ulam stability for it in orthogonality spaces by using the fixed point method.

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참고문헌

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