This is a beta course, so its structure, chapters, and examples may continue to change.解的结构与基础解系 This article is being translated. Please check back soon. Previous高斯消元法学习初等行变换、高斯消元法的步骤和应用，掌握用消元法求解线性方程组的方法Next线性方程组综合练习题线性方程组章节的综合练习题，涵盖所有重要知识点
