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LA+Chapter8+Ex+5(new)-서승완
2403 days ago by math2013
A=matrix(4,4,[1,0,0,0,0,-1,0,1,-1,0,1,0,0,0,0,1]) print A.eigenvalues() print E=identity_matrix(4) print (-E-A).echelon_form() print print (E-A).echelon_form() print
[-1, 1, 1, 1] [1 0 2 0] [0 0 4 0] [0 0 0 1] [0 0 0 0] [ 1 0 0 0] [ 0 2 0 -1] [ 0 0 0 0] [ 0 0 0 0]
[-1, 1, 1, 1] [1 0 2 0] [0 0 4 0] [0 0 0 1] [0 0 0 0] [ 1 0 0 0] [ 0 2 0 -1] [ 0 0 0 0] [ 0 0 0 0]