1) invariant scalar product
不变数积
2) semi invariant product
半不变积
1.
Mainly, we botain two sufficient and necessary conditions of submanifold becoming semi invariant products of Kenmotsu manifolds.
给出了Kenmotsu流形的子流形成为半不变积的两个充要条件 ,即 :1)设M是Kenmotsu流形M的半不变子流形 ,则M为M的半不变积的充要条件为 :对任意Y∈Γ(TM) ,X ∈Γ(D) ,有 XY∈Γ(D { ξ} ) 。
3) invariant scalar producct
不变内积
4) volume conservation
体积不变
1.
By the definition of space deformation model and the analysis of calculation of the volume variation throughout deformation, the author proposes a “visual criterion” and translate the problem of volume conservation of deformed objects into a mathematical problem.
通过对空间变形模型的定义和变形过程中体积变化计算的分析，提出了一个“可视化准则”把变形物体体积不变问题表示为一数学问题，最后给出对该问题求解的迭代方法。
5) invariant integration
不变积分
6) integral invariant
积分不变量
1.
The integral invariant construction of holonomic nonconservative dynamical systems in the high-dimensional extended phase space;
高维增广相空间中完整非保守力学系统积分不变量的构造
2.
The variational equqtions and the integral invariants for holonomic nonconservative dynamical systems in generalized classical mechanics;
广义经典力学中完整非保守系统的变分方程与积分不变量
3.
Constructing integral invariant for systems of generalized classical mechanics;
广义经典力学系统积分不变量的构造
补充资料：积积
1.长久累积。
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