affine geometry

This paper discribes the method of graphing space geometry by affine transformation.

用仿射变换的方法图解空间几何问题对,在图解圆与椭圆之间的转换过程中确定长短轴是解题的关键.

In this paper, some theories and methods of affine geometry and projective geometry are applied in elementary geometry, and an instructive role of higher geometry is played in the teaching of elementary geometry.

从仿射几何和射影几何的理论与方法出发，探讨了它们在初等几何中的一些应用，有利于高等几何对初等几何教学的指导作用。

In this note, we find that one can construct affine geometry AG ( 3, n) using planar mappings from a cyclic group N of order n to itself.

短文证明了可以从n阶循环群到它自身的平面函数来构造一类仿射几何。

It is proved by matrix technique and ways that affine Symplectic groups have double transition on the affine maximal and total isotropic subspaces over affine Symplectic geometry and their orbits are described.

利用矩阵的技巧和方法，证明了仿射辛群双可迁地作用在仿射辛几何中的仿射极大全迷向子空间上，并且给出了轨道的明确表示。

Application of Perspectively Affine Transformations in Descriptive Geometry

应用透视仿射变换图解画法几何问题