population dynamics

Japanese: population dynamics(英語表記)populationdynamics
population dynamics

...Later, such solutions were called chaos and it was discovered to be a universal phenomenon in nonlinear dynamical systems.
[Population dynamics]
In one or more populations X , Y , …, when the number of individuals in each population changes due to environmental factors or interactions between populations, the equations that examine the fluctuations in the population of such individuals become nonlinear dynamic equations, which are useful in chemical reaction theory, population biology, sociology, etc. Here are two typical examples:

*Some terminology explanations that mention "population dynamics" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…のち,このような解はカオスchaosと呼ばれて非線形力学系に普遍的な現象であることがわかってきた。
[ポピュレーション・ダイナミクスpopulation dynamics]
 一種または数種の集団X,Y,……において,各集団を構成する個体の数が環境の作用や集団相互の交渉により変化する場合,そのような個体数の消長を調べる方程式は非線形力学方程式となり,化学反応論,集団生物学,社会学などに役だっている。代表例として二つあげる。…

※「population dynamics」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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