摘要
本文利用根子空间的几何理论，推出演化矩阵的实际计算，将几何理论与实际计算结合起来．若用在教学中，可能会具体化抽象理论。
This article deals with transformation from theory of geometry into practical calculus combining root subspace theory of geometry with practical calculus. Perhaps it can be used in your teaching.
关键词
根子空间
演化矩阵
线性代数
root subspace:transformation matrix
linear algebra
