• Title/Summary/Keyword: East Asian mathematics

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UNSOLVED PROBLEMS IN BCK-ALGEBRAS

  • Dudek, Wieslaw A.
    • East Asian mathematical journal
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    • v.17 no.1
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    • pp.115-128
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    • 2001

  • We present old unsolved problems on BCK-sequences connected with convex congruences on BCK-algebras. We posed also some new problems on subalgebras.

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LOCALIZATION OF AZUKAWA PSEUDOMETRIC

  • Lee, Sun-Hong
    • East Asian mathematical journal
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    • v.24 no.1
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    • pp.7-10
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    • 2008

  • We prove a localization theorem of Azukawa pseudometric at a local plurisubharmonic peak point of a domain in the complex Euclidean space.

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ALMOST PRETOPOLOGICAL CONVERGENCE SPACES

  • Park, Sang-Ho
    • East Asian mathematical journal
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    • v.18 no.2
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    • pp.211-218
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    • 2002

  • In this paper, we introduce the notion of almost topological convergence spaces and almost pretopological convergence spaces, and prove that these are product invariant.

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NOTE ON VANDERMONDE'S CONVOLUTION THEOREM

  • Choi, June-Sang
    • East Asian mathematical journal
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    • v.14 no.1
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    • pp.157-163
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    • 1998

  • The aim of this note is to prove Vandermonde's convolution theorem by using the theory of hypergeometric series as suggested in literature which does not seem to be easy to justify it. We also provide an interesting identity and its application.

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