LA+Chapter7+Ex+12(new)-서승완

2044 days ago by math2013

A=matrix(1,4, [-2,3,-5,-1]) print A print B = transpose(A) C = (1/39)*B*A print C print D = matrix(4,1,[2,3,1,4]) E = C*D print E 
       
[-2  3 -5 -1]

[ 4/39 -2/13 10/39  2/39]
[-2/13  3/13 -5/13 -1/13]
[10/39 -5/13 25/39  5/39]
[ 2/39 -1/13  5/39  1/39]

[ 8/39]
[-4/13]
[20/39]
[ 4/39]
[-2  3 -5 -1]

[ 4/39 -2/13 10/39  2/39]
[-2/13  3/13 -5/13 -1/13]
[10/39 -5/13 25/39  5/39]
[ 2/39 -1/13  5/39  1/39]

[ 8/39]
[-4/13]
[20/39]
[ 4/39]