摘要: #The normal equation is \(A^TAx=A^Tb\) with \(A\in R^{m\times n}\) and \(m\gg n\). Proof. \(rank(A)=rank(A^TA)\) \(col(A^TA)\subset row(A)\) From 1 an 阅读全文
posted @ 2020-06-15 16:18 mathlife 阅读(157) 评论(0) 推荐(0) 编辑