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P' = 0.3P(1 - P/1000) , P(0) = 100 。使用 h = 1 的欧拉方法估计 (12个月)。画出计算点的草图。
P' = 0.3P(1 - P/1000) , P(0) = 100 。使用 h = 1 的欧拉方法估计 (12个月)。画出计算点的草图。
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