Time-independent perturbation theory
First-order energy shifts as averages of the perturbation, first-order states as admixtures, checks against exact results, and when the method can be trusted.
About 35 minutes8 activities Paper packet
First-order energy shifts as averages of the perturbation, first-order states as admixtures, checks against exact results, and when the method can be trusted.
About 35 minutes8 activities Paper packet