射影定理
- 网络projection theorem;right triangle altitude theorem
射影定理-
有关勾股定理、射影定理的研究性论题高考物理实验试题设计趋势分析
Researched Proposition on Pythagorean Theorem and Projection Theorem Analyzing the trends of proposition design on physical experiment in national college-entrance examinations
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电磁场在矢量波函数空间的完全射影定理
The perfect project theorem for a vector function on vector wave function space
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主要研究内容如下：基于射影定理，利用状态增广方法，将带一步随机观测滞后的线性离散随机系统转化为增广的不带滞后的系统。
The studied main contents are as follows : Based on the projection theory , a system with one-step random time delay is transferred into that without delay by using state augmentation method .
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平面射影变换基本定理的简洁证明
A Simple Proof of Basic Theorem in Plane Projection Transformation