线性相关常用性质

  1.  AB矩阵相乘=0矩阵,则AB秩相加小于A的列数;
  2. AB(均为n列)同解,则AB秩相等;

https://www.bilibili.com/video/BV1Kx411h7wU?p=5 

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转载自blog.csdn.net/h6h26169i10l34fsgrh/article/details/109969296