This is a beta course, so its structure, chapters, and examples may continue to change.向量空间、基与维数 This article is being translated. Please check back soon. Previous线性相关与线性无关学习向量组的线性相关性、极大线性无关组、向量组的秩等概念Next内积与正交化学习向量的内积、施密特正交化方法、正交基、正交矩阵等概念