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c=(N*sin(pi/N))/(pi*(1+-kN));
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3Â¥2013-03-27 01:44:59
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libralibra

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csgt0: ½ð±Ò+1, лл 2013-03-27 10:17:46
ben_ladeng: ר¼Ò¿¼ºË 2013-03-27 16:54:56
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2Â¥2013-03-26 20:52:10
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solar0913

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4Â¥2013-03-27 01:48:27
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jyd3611

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2Â¥: Originally posted by libralibra at 2013-03-26 20:52:10
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