地基的全过程沉降量与时间的关系呈S形曲线，可以用Logistic、Von Bertalanffy和Gompertz三种非线性生长模型来描述。结合工程实例预......

贝塔朗菲作为一般系统论的创始人和系统哲学的开山鼻祖,他十分关注科学发展中的跨学科现象,重视跨学科理论与方法的研究,对跨学科......

In this paper, some theoretical mathematical aspects of the known predator-prey problem are considered by relaxing the a......

运用Logistic、Gompertz和Von Bertalanffy 3种非线性模型分别对吐鲁番斗鸡进行曲线拟合和分析。结果表明,3种模型均能较好的模拟......

A new mathematical model regarding the growth process of an organism is proposed, based on the role of surplus power (i.......

Timberland investment opportunities in Colombia are expected to increase as a result of the peace agreement recently sig......

【目的】研究京红系蛋鸡的生长发育规律,运用科学的数学模型对其分析,比较得出京红系蛋鸡最适生长曲线。【方法】通过选用Logistic......