LA+Chap4+Ex9+송선민

2465 days ago by ipodsong

A=matrix(QQ,[[4,1,0,2], [-1,3,5,1], [0,1,4,0],[2,-1,-1,1]]) print A.adjoint() 
       
[ 10 -10  10 -10]
[ 12   0  -6 -24]
[ -3   0   9   6]
[-11  20 -17  32]
[ 10 -10  10 -10]
[ 12   0  -6 -24]
[ -3   0   9   6]
[-11  20 -17  32]