1) differential L-system
微分L-system
1.
Firstly,the paper improves the encapsulation of differential L-system for Bézier surface,then designs a general algorithm of fruit growth modeling,at last implements a complete model of the growth process of orange and apple fruit,whose results indicate that the method is very effective.
首先针对Bézier曲面改进微分L-system,以加强其封装性;设计了一种单果生长过程建模的通用算法;以柑橘和苹果果实为例,采用该算法进行建模实验,结果表明该算法对果树单果生长过程的模拟能达到较好的效果。
2) L-sub-differential
L-次微分
1.
Using of a new approach which makes use of a global sub-differential (L-sub-differential),and explicit descriptions for quadratic functions,a sufficient condition to characterize a local optimal solution to be global is established.
研究了带箱约束混合二次规划问题的全局最优性条件,利用全局次微分(L-次微分)方法。
3) Object-oriented L-System
面向对象L-System
4) differential L-systems
微分L系统
1.
According to the geometric character of the plant root systems, the method was designed to simulate the continuous growth of the plant root systems with differential L-systems theory.
根据植物根系的几何特征,利用微分L系统理论设计生成植物根系连续生长的算法。
2.
According to the geometric character of plant root systems, and the growth functions of plant root systems, application of differential L-systems theory in simulation research of plant root systems was attempted.
本文根据植物根系的几何特征,结合植物根系的生长函数,探讨了微分L系统理论在植物根系模拟中的具体应用。
3.
According to the geometric character of the plant root systems, the method was designed to simulate the continuous growth of the plant root systems with differential L-systems theory.
根据植物根系的几何特征,利用微分L系统理论设计生成植物根系连续生长的算法。
5) Diffenential operator L
微分算子L
6) Riemann-Liouville derivative
R-L分数微分法
补充资料：Abel微分方程
Abel微分方程
Abel differential equation
Abd徽分方程!Abel山反比n‘ai equ浦佣;A血朋朋中扣巴-冈阳.压旧日傲比”娜圈le皿ej 常微分方程 .、‘一f0(x)十一f，(x沙一十_八(x妙2十fa(、沙’(第一类A比1微分方程)或 【头(x)十头(x)y卜二/。(x)一十fl(x妙 七八(*沙‘、一儿(x沙3(第二类A比}微分方程).这些方程是N.H.Abel研究椭圆函数论时出现的(见【1」).第一类Abel微分方程是R沁国‘方程(RIOCati明比6‘扣)的自然推广. 如果人(x)‘〔‘(a，b)，尹2(x)和儿(x)‘C’(a，b)，且当x任l。，b1时j。(x)护0，则第一类A忱l微分方程通过变量变换可以化为标准形式d了dt=:3+中(t)(12])在一般情况一F第一类Abel微分方程不能以封闭形式进行积分，虽然在一些特殊情况下是可能的(12]).如果a。(x)和91(x)〔Cl(a，b)，而g，(劝务09。(x)+g、(义)y淤0，则第二类周比微分方程通过变换g。(对+g，(劝y二l厂:，可以化为第一类月艾l微分方一程. 可以在复数域中详细研究第一类和第二类泌七纽微分方程及其推广 少’二公(x)y’，厂艺gj(x洲=艺厂(x)y’ 古二OJ=01=0(例如，见【31)·
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条