# Pre-Quantum Electrodynamics
Author: Jean-Sébastien Caux

## Electromagnetic Fields
emf

Prerequisites

- Electrodynamics

Objectives

- Know how to write electric and magnetic fields in terms of scalar and vector potentials
- Understand how to operate a gauge transformation
- Know the Coulomb gauge and the Lorenz gauge
- Know the d'Alembertian operator
- Know how to write Maxwell's equations in the Lorenz gauge

### In this section:

- Scalar and Vector Potentials emf.svp
- Gauge Freedom and Choices emf.g

Author: Jean-Sébastien Caux

Created: 2022-02-08 Tue 06:55

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