**Harmonic oscillator (Quantum mechanics)** =========================================== The quantum harmonic oscillator is the quantum-mechanical analog of the classical harmonic oscillator. .. py:currentmodule:: symplyphysics.laws.quantum_mechanics.harmonic_oscillator **Contents:** .. toctree:: :maxdepth: 4 laws.quantum_mechanics.harmonic_oscillator.energy_levels laws.quantum_mechanics.harmonic_oscillator.equation laws.quantum_mechanics.harmonic_oscillator.wave_eigenfunctions