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Introduction
How to use perturbation methods
The perturbation solution
Continue differentiating, setting epsilon equal to 0, and solving the resulting initial value problem
Components of the Perturbation Solution
Setup the perturbation solution
Set Epsilon Equal to Zero
Linear combination of solutions
Solving the nonhomogeneous ODE
Outro
Perturbation theory
Hamiltonian and eigenfunctions
First order corrections to eigenfunctions
Differential equations in power series form
Direct Notation
Linear combinations of eigenfunctions
Perturbation operators
First-order correction to the wavefunction
Second-order energy correction
Time-independent perturbation theory results
How Problems are Solved in Quantum Mechanics (Wave Functions, Schrodinger Eqn)
Energy Levels and Wave Functions for Quantum Systems
Perturbation Theory (for a Perturbed System)
Sponsor Message (and magic trick!) - big thanks to Wondrium
Approximating the new Wave Functions and Energy Levels
First Order Approximation - EASY!