109中興電機 (15 pts)

 The eigenvalues of A and AT are the same, because det(A- λ l) -det(A-  λ l)^T= det(A^T-  λ l). By coming up with a 2 X 2 counter-example, show an example that the cigenvectors of A and A^Tneed not be the same.

其他申論題