Honam Mathematical Journal (호남수학학술지)

The Honam Mathematical Society (호남수학회)
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HYERS-ULAM-RASSIAS STABILITY OF AN ADDITIVE-QUADRATIC-QUARTIC FUNCTIONAL EQUATION

  • Lee, Yang-Hi (Department of Mathematics Education, Gongju National University of Education)
  • Received : 2019.04.10
  • Accepted : 2019.10.10
  • Published : 2019.12.25
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Abstract

In this paper, we investigate Hyers-Ulam-Rassias stability of a functional equation f(x + ky) + f(x - ky) - k2f(x + y) - k2f(x - y) + 2(k2 - 1)f(x) + (k2 + k)f(y) + (k2 - k)f(-y) - 2f(ky) = 0.

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References

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