• 제목/요약/키워드: Taejon

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CERTAIN SEQUENCES OF EVALUATION SUBGROUPS

  • Lee, Kee Young;Yoon, Young Joong
    • 충청수학회지
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    • 제9권1호
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    • pp.89-99
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    • 1996
  • We introduce and study certain subgroups of homotopy groups which contain evaluation subgroups and use these subgroups to obtain a sequence similar to homotopy sequence of fibration. We use the sequence to calculate evaluation subgroups or generalized evaluation subgroups of some topological pair.

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LOCAL STABILITY OF CAUCHY FUNCTIONAL EQUATION

  • Park, Kyoo-Hong;Lee, Young-Whan;Ji, Kyoung-Sihn
    • Journal of applied mathematics & informatics
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    • 제8권2호
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    • pp.581-590
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    • 2001
  • In this paper we prove a local stability of Gavruta’s theorem for the generalized Hyers-Ulam-Rassias Stability of Cauchy functional equation.