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1. Given a rectangle with some point-holes inside. Design a 2-approximation for minimum length rectangular partition for this rectangle.
2.Let I be a maximal independent set and C a minimum connected dominating set in a unit disk graph. Show that | C | <=  4 | I | + 1.

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[ Last edited by laizuliang on 2008-6-18 at 19:29 ]
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liujfeng0712

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Let I be a maximal independent set and C a minimum connected dominating set in a unit disk graph. Show that | C | <=  4 | I | + 1.
2Â¥2008-06-04 09:38:13
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