Design of these controllers combines the differential geometry theory with the variable structure control theory.
这种控制器的设计结合了微分几何理论及变结构控制理论。
The theory of rectilinear congruence is an important field in differential geometry.
直线汇理论是古典微分几何的一个重要研究领域。
This paper analyses the various singular configurations of parallel manipulators using differential geometry.
运用微分几何的方法分析了存在于并联机构中的各种奇异位形。
Using differential geometry and vector analysis, a new tool-path generation method for freeform surface machining is presented.
以微分几何学和矢量分析为工具，提出了复杂曲面加工路径规划的新方法。
All Chinese can be proud of the achievements of their mathematicians in differential geometry and their contributions to the completion of the proof of Poincare conjecture.
所有中国人都应该为中国数学家在微分几何领域所取得的成就，和对庞加莱猜测的贡献而感到骄傲。
Green equation is derived by differential geometry.
微分几何理论导出了格林方程。
In local differential geometry, the cylindrical spiral is a very important curve.
在局部微分几何中，圆柱螺线是很重要的一种曲线。
We can also see the variational method plays an important role in classical differential geometry.
我们可以看到变分法在经典微分几何中的重要作用。
The methods used in this dissertation include matrix, algebra as well as differential geometry theory.
本文采用的研究方法有矩阵方法，代数方法和微分几何理论。
Quantity and space both play a role in analytic geometry, differential geometry, and algebraic geometry.
数量和空间在解析几何，微分几何和代数几何中都发挥作用。
Research of the group of motions in Riemann manifold is an important question of the differential geometry.
黎曼流形运动群的研究是微分几何中一个重要问题。
Knowledge of elementary algebraic topology and elementary differential geometry is recommended, but not required.
建议事先知道一些关于代数拓扑和微分几何的基本知识，但不是必需的。
According to surface theory in differential geometry, the two-dimensional surface is parameterized by two variables.
微分几何中的曲面论，用两个变量就可以完全参数化一个二维曲面。
The geometric continuity of two regular curves at the connection point can be discussed from differential geometry and Algebra.
关于两段正则曲线在公共节点处的几何连续性的问题可以从微分几何和代数的角度考虑。
This paper is based on the differential geometry, researching on the nonlinear excitation control of the synchronous generator.
本文主要是基于微分几何的理论，研究同步发电机励磁的非线性控制问题。
The main purpose of this paper is to give a united treatment of the structure of differential geometry of various fiber bundles.
本文给出各种纤维丛微分几何结构的一个统一处理，首先引进了一个新定义；
By making use of the methods about cutting theory and differential geometry, the cutting forces in the equations were calculated.
用切削原理的方法结合微分几何的理论求解切削力。
We use the method of moving frame to study submanifolds in conformal differential geometry, and construct new minimal submanifolds.
利用活动标架法研究共形几何中的子流形，构造新的极值子流形。
Within differential geometry are the concepts of fiber bundles and calculus on manifolds, in particular, vector and tensor calculus.
微分几何包含这样的概念：纤维束和流形上的微积分，特别是矢量与张量微积分。
The orbit control and attitude control problems of satellite have been studied in this thesis by use of global differential geometry method.
本文利用整体微分几何的方法研究了人造卫星的轨道控制和姿态控制问题。
The feasibility of designing controller for control permanent-magnet synchronous motor speed is proposed by using differential geometry theory.
对采用微分几何方法设计永磁同步电机转速控制器的可行性进行了研究。
It plays an important role in global differential geometry to study the geometric and topological properties of Gaussian image of submanifolds.
子流形高斯像的几何与拓扑是整体微分几何领域的重要研究课题之一。
Aim To study the relations between the thought of Gaussian intrinsic differential geometry and Gauss's earlier research on non-Euclidean geometry.
目的分析与研究高斯关于非欧几何的研究和内蕴微分几何思想之间的联系。
The subsidiary conditions (or called non-degeneracy conditions) are not one and only that a theorem holds in differential geometry theorem proving.
在微分几何定理证明中，一个定理成立的辅助条件(非退化条件)不是惟一的，但越简单越好。
A precise formula for equivalent load of prestressing force in curved girder of arc form is derived from the fundamental formulae of differential geometry.
由微分几何基本公式导得圆弧曲线梁中预应力等代荷载的精确公式，预应力钢索在曲梁中竖弯与平弯均较平缓，此时公式可得以简化。
Fractal theory is the most active branch of the non-linear science, what it concerns is non-smooth and non-differential geometry produced by complex systems.
分形理论是非线性系统理论中最为活跃的分支之一，研究的是复杂系统产生的不光滑、不可微分的复杂几何体。
Fractal theory is the most active branch of the non-linear science, what it concerns is non-smooth and non-differential geometry produced by complex systems.
分形理论是非线性系统理论中最为活跃的分支之一，研究的是复杂系统产生的不光滑、不可微分的复杂几何体。
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