LA+Chapter7+Ex+7+solved+by+이승열(2)

2269 days ago by math2013

A=matrix(QQ,5,3,[1,2,6,10,2,7,9,8,7,9,8,3,1,2,5]) print A.rank() print A.right_nullity() A.rank()+A.right_nullity()==3#number of column is 3 
        
3
0
True
3
0
True