1.
The Simplification Problem About Equtionof Curve of Order 2 on Projective Plane;
射影平面上二阶曲线方程的化简问题
2.
Several Methods to Solve Asymptotic Line of Curve of Second Order on the Projective Plane;
射影平面上二阶曲线渐近线的几种求法
3.
Equivalence of the Geometric Definition and the Algebraic Definition for the Second Order Curves;
二阶曲线的几何定义与代数定义的等价性
4.
The Sufficient and Essential Condition of Collinearity of Diagonal Points of a Complete Six-Point Shape Inscribed in the Curve of Second Order;
内接于二阶曲线的完全六点形对边点共线的充要条件
5.
A Adjoint Point of a Quadratic Curve Which Contact Three Side of a Fixed Trangle and Its Distribution
相切于定三角形三边的二阶曲线的伴随点及其分布
6.
The butlerfly law of the circle is applied to the quadratic curve and a simple demonstative method is also given.
将圆上的蝴蝶定理推广到二阶曲线上，并给出解几“名题”一种简易的证明方法.
7.
Exact Observability for Second Order Quasilinear Hyperbolic Equations
二阶拟线性双曲型方程的精确能观性
8.
The Solving Theorem of Second Order Linear Hyperbolic Equation;
二阶线性双曲型方程利用线性变换求解定理
9.
The Application of Differential Equation of Second Order in the Irrelative Path s Curvilinear Integral;
二阶微分方程与路径无关的曲线积分的解
10.
Simulate to single and double-order systems with foxpro2.5;
在Foxpro2.5中仿真自控一、二阶系统的响应曲线
11.
Exact Boundary Controllability for Second Order Quasilinear Hyperbolic Equations
二阶拟线性双曲型方程的精确边界能控性
12.
Feature Extraction of Sectional Curve in Reverse Engineering Based on Two Orders Discrete Curvature
基于二阶离散曲率的截面线特征提取算法
13.
conjugate lines in a conic
二次曲线的共轭直线
14.
Study and Application of C-Bézier Curves and Surfaces of Degree n;
高阶C-Bézier曲线曲面性质研究及其应用
15.
Degree Reduction of the Said-Ball Curves and Surfaces;
Said-Ball曲线曲面的降阶逼近
16.
Research on Approximate Degree Reduction for Interval Rational Bezier Curves and Surfaces;
区间有理Bezier曲线、曲面的降阶逼近研究
17.
The Study of Degree Reduction Approximation Algorithm for Wang-ball Curves and Surfaces
Wang-ball曲线、曲面的降阶逼近算法的研究
18.
conic self-programming controller
二次曲线自编程控器