• 제목/요약/키워드: almost-continuous

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Continuous Improvement and Its Roots in Pragmatic Philosophy

  • Bergman, Bo;Mauleon, Christina
    • International Journal of Quality Innovation
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    • 제4권1호
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    • pp.77-91
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    • 2003
  • Continuous Improvement is a central concept in the quality movement. In almost all descriptions of quality initiatives Continuous Improvement is central. Even in ISO 9000:2000 that has been recognised. In this paper we will discuss the role of continuous Improvement within the quality movement, its relation to knowledge management and, especially, its origin in pragmatic philosophy.

On Interval-Valued Fuzzy Weakly m*-continuous Mappings on Interval-Valued Fuzzy Minimal Spaces

  • Min, Won-Keun;Kim, Myeong-Hwan
    • International Journal of Fuzzy Logic and Intelligent Systems
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    • 제9권2호
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    • pp.133-136
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    • 2009
  • In this paper, we introduce the concept of IVF weakly $m^*$-continuous mappings on between IVF minimal spaces and investigate some characterizations for such mappings. Also we study the relationships IVF weakly $m^*$-continuous mappings and IVF M-compactness.

ON MINIMAL PRECONTINUOUS FUNCTIONS

  • Min, Won Keun;Kim, Young Key
    • 충청수학회지
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    • 제22권4호
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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.

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CONVERGENCE AND ALMOST STABILITY OF ISHIKAWA ITERATION METHOD WITH ERRORS FOR STRICTLY HEMI-CONTRACTIVE OPERATORS IN BANACH SPACES

  • Liu, Zeqing;Ume, Jeong-Sheok;Kang, Shin-Min
    • 한국수학교육학회지시리즈B:순수및응용수학
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    • 제11권4호
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    • pp.293-308
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    • 2004
  • Let K be a nonempty convex subset of an arbitrary Banach space X and $T\;:\;K\;{\rightarrow}\;K$ be a uniformly continuous strictly hemi-contractive operator with bounded range. We prove that certain Ishikawa iteration scheme with errors both converges strongly to a unique fixed point of T and is almost T-stable on K. We also establish similar convergence and almost stability results for strictly hemi-contractive operator $T\;:\;K\;{\rightarrow}\;K$, where K is a nonempty convex subset of arbitrary uniformly smooth Banach space X. The convergence results presented in this paper extend, improve and unify the corresponding results in Chang [1], Chang, Cho, Lee & Kang [2], Chidume [3, 4, 5, 6, 7, 8], Chidume & Osilike [9, 10, 11, 12], Liu [19], Schu [25], Tan & Xu [26], Xu [28], Zhou [29], Zhou & Jia [30] and others.

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ON δgs-CLOSED SETS AND ALMOST WEAKLY HAUSDORFF SPACES

  • Park, Jin-Han;Song, Dae-Seob;Lee, Bu-Young
    • 호남수학학술지
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    • 제29권4호
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    • pp.597-615
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    • 2007
  • The aim of this paper is to introduce the class of ${\delta}gs$-closed sets and obtain characterizations of almost weakly Hausdorff spaces due to Dontchev and Ganster. We also introduce the notion of ${\delta}gs$-continuity and investigate the relationships between it and other types of continuity.

A NOTE ON MINIMAL SETS OF THE CIRCLE MAPS

  • Yang, Seung-Kab;Min, Kyung-Jin
    • 한국수학교육학회지시리즈B:순수및응용수학
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    • 제5권1호
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    • pp.13-16
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    • 1998
  • For continuous maps f of the circle to itself, we show that (1) every $\omega$-limit point is recurrent (or almost periodic) if and only if every $\omega$-limit set is minimal, (2) every $\omega$-limit set is almost periodic, then every $\omega$-limit set contains only one minimal set.

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