# ch2_4_noh

## 317 days ago by kyunganoh

A=matrix(4, 4, [1,1,-3,3,2,0,-2,2,2,1,1,2,1,1,3,3]) print A.rref()
 [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1] [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1]