• Journal of the Chungcheong Mathematical Society
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• v.22 no.4
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• pp.667-673
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• 2009

In this paper, we introduce the notions of minimal precontinuity, m-preclosed graph, almost m-precompact and m-precompact and investigate some properties for such notions.

• Honam Mathematical Journal
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• v.32 no.1
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• pp.77-84
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• 2010

In this paper, we introduce the notion of almost minimal precontinuous function and investigate characterizations for such a function.