show that e(adsbygoogle = window.adsbygoogle || []).push({}); ^{-ikx}is an eigenstate energy.

Do I start by multiplying the hamiltonian operator by ψ(x)?

So far I have ψ(x)(1/2m)(-i[STRIKE]h[/STRIKE]d/dx)^{2}=e^{-ikx}

**Physics Forums | Science Articles, Homework Help, Discussion**

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Proving an eigenstate

**Physics Forums | Science Articles, Homework Help, Discussion**