Open xuemeic opened 4 years ago
a hint for 6.6: The simplification for A^2u is : A^2u = AAu = A(lambda u)=lambda Au = lambda lambda u = lambda^2 u
Again for 6.6, the goal is simplify the expression so that only u and lambda appear in the end.
a hint for 6.6: The simplification for A^2u is : A^2u = AAu = A(lambda u)=lambda Au = lambda lambda u = lambda^2 u