| 在环境制约情况下的人口数学模型 |
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| 引用本文： | 刘宇红,付军.在环境制约情况下的人口数学模型[J].生物数学学报,1999(4). |
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| 作者姓名： | 刘宇红 付军 |
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| 作者单位： | 吉林农业大学基础系!长春130118(刘宇红)，四平师范学院!四平136000(付军) |
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| 摘 要： | 在文［１］Ｙｕｌｅ模型的基础上加上环境允许的极限人口数Ｎ_ｍ，用偏微分方程的特征理论进行数学研究．
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| 关 键 词： | 特征曲线 特征方程 数学模型 |
A Mathematical Model of Population on Restriction of Environment |
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| Liu Yuhong, Fu Jun.A Mathematical Model of Population on Restriction of Environment[J].Journal of Biomathematics,1999(4). |
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| Authors: | Liu Yuhong Fu Jun |
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| Abstract: | In this paper, a new mathematical model is investigated by using characteristic theory of partial differential equation, based on the Yule model 1] with permissive limit popula- tion of environment N_m. |
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| Keywords: | Characteristic curve Characteristic equation Mathematical model |
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