摘要
本文给出了定理凡是一次方程其图形必为平面的四种证法,从而使此定理的证明更简便可行。
Four proofs on the thesis that the figure of equation is plane are given in the paper. Which make the proof of the thesis more simple and convenient.
出处
《克山师专学报》
2001年第3期13-14,共2页
Journal of Keshan Teachers College
关键词
一次方程
平面
向量
Linear equation
Plane
Vector
