• Title/Summary/Keyword: Min-wha

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ON THE SOME PROPERTIES OF THE LIMITS SETS

  • Yeom, Seung-Wha;Min, Kyung-Jin
    • The Pure and Applied Mathematics
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    • v.3 no.2
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    • pp.123-129
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    • 1996
  • In this paper, we investigate the properties of various limit sets. In particular, we study the relationship between the recurrent set and special $\gamma$-limit set. And also we show that if $\chi$ is not almost periodic, then $\chi$ is special a-limit.

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A Study on Anti-Vibration Materials for Roadbed (철도 노반재료의 정.동적특성 연구)

  • Shin, Min-Ho;Lee, Il-Wha;Lee, Sun-Bock;Kim, Su-Il;Huh, Young;Kim, Su-Sam
    • Proceedings of the KSR Conference
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    • 1998.05a
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    • pp.588-595
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    • 1998
  • The purpose of this study is to perform development of techniques for reduction of ground vibration caused by highspeed railway. At the first year, we have researched for the statically and dynamically characteristics of materials that could reduce the propagated ground vibration. The tire chip and blast furnace slag had been selected as the reduction material. And we have tested these materials by computer analysis.

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LED light sculpture installation at Cheonggyecheon as a natural ecology place (청계천 자연생태공간 LED 조형물 설치)

  • Shim, Seung-Youn;Yeo, Seung-Min;Chung, Kang-Wha
    • Proceedings of the Korean Institute of IIIuminating and Electrical Installation Engineers Conference
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    • 2006.05a
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    • pp.160-163
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    • 2006
  • In this paper present installation of LED lighting at Cheonggyecheon that represents the culture and a leisure of Seoul. The objective which presents this paper is n order to rises the creativity of spaces and the quality of life as establishes an illumination in other culture and living spaces.

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