...Lagrangian equations, spline, parametric surfaces, parametric volumes, deformable objects. [gap=352]关键词：动态的动画，拉格朗日方程，样条曲线，参数曲面，参数卷，可变形物体。
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three-order lagrangian equation 三阶拉格朗日方程
lagrangian subsidiary equation 拉格朗日辅助方程
eulerian and lagrangian pressure equation 欧拉型和拉格朗日型压力方程
First, the concept of homogeneous transformation is explained, including the coordinate translation and rotation. Next, a dynamic equation is derived from the Lagrangian equation for the energy of the acrobat.
首先，介绍坐标平移和坐标旋转的齐次坐标变换概念；然后，根据Acrobot的能量，应用拉格朗日方程来推导出Acrobot的动力学方程。
参考来源 - 一类非完整欠驱动机械系统的智能控制·2,447,543篇论文数据，部分数据来源于NoteExpress
Large deformation theory and virtual work principle were applied to analyses high - speed machining process, the finite element governing equation was approached based on Lagrangian description.
依据大变形理论和虚功原理对高速切削过程进行分析，建立了基于拉格朗日描述的有限元控制方程并采用二维有限元模型进行模拟。
At first we can get the Lagrangian function from the elliptic equation, then replace differential coefficient by difference and get the discrete Lagrangian function.
给定一个椭圆方程，我们先找出这个方程的拉氏函数，用差分代替微分，得到离散的拉氏函数。
In this paper, we consider a quadratic Lagrangian finite element equation arising from discretizations of 3d elliptic problem with jump coefficients under any tetrahedral partition.
本文针对带有间断系数的三维椭圆问题，讨论任意四面体剖分下的二次拉格朗日有限元方程的代数多重网格法。
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