next up previous contents
Next: Rewriting the Hamiltonian Up: Operators (25 pts Previous: Basic Properties of

Commutator (5 pts)

  Show . In other words, , for any state .

Hint: This provides a quick check of your result in the previous problem. After doing (2.1), this should require little additional algebra.

Prof. Tomas Alberto Arias
Fri Apr 19 09:33:33 EDT 1996