Repetit
Apr15-07, 06:02 PM
In perturbation theory, how can I show that:
<\psi_n^{(0)} | H' - E_n^{(1)} | \psi_n^{(1)}> = -<\psi_n^{(1)} | H_0 - E_n^{(0)} | \psi_n^{(1)}>
where the superscript in parantheses denotes the order of the perturbation and
H = H_0 + H'
I really don't have a clue on how to get started with this problem. I hope someone can help me, it annoys me quite alot that I can't figure this out.
<\psi_n^{(0)} | H' - E_n^{(1)} | \psi_n^{(1)}> = -<\psi_n^{(1)} | H_0 - E_n^{(0)} | \psi_n^{(1)}>
where the superscript in parantheses denotes the order of the perturbation and
H = H_0 + H'
I really don't have a clue on how to get started with this problem. I hope someone can help me, it annoys me quite alot that I can't figure this out.