ch.7 ex.4

382 days ago by g1.kjiwon

A=matrix(2,4,[4,-2,1,2,1,1,1,-1]) print A.right_kernel() print A.right_nullity() 
       
Free module of degree 4 and rank 2 over Integer Ring
Echelon basis matrix:
[ 1  0 -2 -1]
[ 0  1  0  1]
2
Free module of degree 4 and rank 2 over Integer Ring
Echelon basis matrix:
[ 1  0 -2 -1]
[ 0  1  0  1]
2