vector flow of vector field是什么意思

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Triangulation mesh generation of scatter points based on normal field;

基于法向量场的散乱点集三角网格化

A class of perturbed cubic Z2-equivariant Hamilton vector field is discussed in this paper.

考虑一类扰动的平面三次Z2-等变Hamilton向量场,借助数值分析工具,利用平面动力系统分支理论和判定函数方法证明该向量场至少存在11个极限环,且给出这些极限环的相对位置分布。

In this paper,Some properties of product poisson manifold are discussed,some formulas of Hamilton vector field are also obtained;Morover,the Concept of Poisson Group is introduced in this paper and is applied in poisson manifol

本文讨论了Poisson积流形的一些性质,得出了Hamilton向量场的若干公式;文中还引入Poisson群的概念,并给出了它在Poisson流形中的应用。

Existence of singular point and vector fields for the force of crust;

地壳受力的向量场及奇点的存在性

It is studied that smooth linearizability and finitely smooth linearizability of some hyperbolic vector fields.

讨论了一类向量场X(x) =Ax +…在双曲奇点附近的光滑线性化及有限阶光滑线性化问题。

An index formula of singularities of vector fields on manifolds with boundary due to M.

Morse关于带边流形上向量场的奇点指标公式 ,应用延拓形变成adapted场的方法 ,给出了该公式一个更为简洁本质的证明 ,得到Rn 中单连通区域上连续映射的孤立零点估计 。

With a Sasaki metric defined by Hopf vector field,we show that the Hopf vector field has minimum volume on S2n+1 for all n.

采用切丛TS2n+1上的不同联络,证明了Hopf向量场是S2n+1上体积最小的单位向量场。

In particular, we get Sasaki metric on unit tangent bundle T_1S~(2n+1), by which we calculate the volume of the Hopf vector field V_h.

在此度量下计算了奇数维球面S~(2n+1)上Hopf向量场V_H的体积，由Gysin序列得到了T_1S~(2n+1)的上同调群。

The global phase portrait of some planar quintic Hamiltonian vector field;

一类平面五次Hamilton向量场的全局相图

Studies on Crack Tip Fields and Conservation Laws in Hamiltonian System;

Hamilton体系下裂纹端部场及守恒量研究

The Canonical Symmetries in Constrained Hamiltonian System and Their Application to the CS Theories;

约束Hamilton系统的正则对称性及其在任意子量子场论中的应用

The Study of the Hamiltonian Qualities in Digraph;

有向图Hamilton性质的研究

The Quantal Symmetries of the Constrained Hamiltonian Systems and their Applications;

约束Hamilton系统的量子对称性及其应用

BRST Quantization and It s Application to Constrained Hamiltonian Systems;

BRST量子化及其在约束Hamilton系统中的应用

Hamiltonization and solution of differential equations by introducing supplementary variables;

微分方程借助辅助变量的Hamilton化与求解

Comparison of Hamiltonian at Critical Points of a System;

一个微分系统的奇点的Hamilton量比较方法

Generalized Hamiltonian structure of Birkhoffian systems and integral invariants;

Birkhoff系统的广义Hamilton结构与积分不变量

Quantal Noether identity for a Constrained Hamiltonian system

约束Hamilton系统量子理论中的Noether恒等式

The Godunov Fluxes and a Relaxation-type Fast Sweeping Method for a Class of Hamilton-Jacobi Equations;

一类Hamilton-Jacobi方程的Godunov通量和松弛型快速扫描方法

Integrable Couplings of the (2+1)-dimensional JM Hierarchy and Its Hamiltonian Structure as well as the Multi-component JM Hierarchy;

2+1维JM族的可积耦合、Hamilton结构及多分量JM族

The Lie symmetry and Noether conserved quantity of discrete difference variational Hamilton system

离散差分变分Hamilton系统的Lie对称性与Noether守恒量

Nonlinear Control for Power System with TCSC Based on Hamiltonian Energy Function

基于Hamilton能量函数含TCSC的电力系统非线性控制

Hamiltonicity of Almost Regular Multipartite Tournaments and Several Count Problems of Digraphs;

几乎正则多部竞赛图的Hamilton性和有向图中几个计数问题

Active Contours Driven by Image Gradient Flux Energy

梯度向量场通量能量驱动的主动轮廓模型

RELATIVISTIC VARIATION PRINCIPLES AND EQUATIONS OF MOTION FOR VARIABLE MASS CONTROLLABLE MECHANICAL SYSTEMS IN THE EVENT SPACE;

事件空间中可控变质量系统的相对论性Hamilton原理和运动方程

Space Cone Pendulum Modeling and TRID Controlling Analysis of Suspended Mass System Based on Hamilton Principle

基于Hamilton原理的悬吊质量体系空间摆振建模与TRID系统控制分析