Based on the curve theory in differentialgeometry, we introduce for general control systems the concepts of shape variable, the controlled shape-trace curve and the shape congruence control.
针对一般控制系统，利用微分几何中的曲线理论提出了形状变量、被控形状轨迹曲线和形状合同控制等概念。
2
The general equations of principal curvature derived from differentialgeometry overcame the limitations of previous equations derived from the theory of elastic thin plate with small deflection.
由微分几何学原理得到计算主曲率的一般公式，克服了由薄板小扰度弯曲理论得到的主曲率计算公式的局限性。
3
For general nonlinear control systems, it is well-known that the differentialgeometry method is a type of classical method to realize local stabilization.