摘要: \(\S 1\ 行列式因子\) Def1. \( \color{red}{Def} 设\lambda-矩阵A(\lambda)\in M_{m\times n}(\mathbb{F[\lambda]})的秩为r,对于正整数k,1\leq k\leq r,A(\lambda)中必有非零的k级子式.A( 阅读全文
posted @ 2024-05-17 20:59 WE-R 阅读(487) 评论(0) 推荐(0)