"Version: 20230801"--Title page verso.Includes bibliographical references.1. Electrostatic field in vacuum -- 1.1. Electrization state -- 1.2. Electric charge. Definition. Properties -- 1.3. Electrostatic interactions. Coulomb's formula -- 1.4. The electrostatic field2. The electrostatic potential -- 2.1. Electrostatic potential of a point charge -- 2.2. Superposition principle for the potentia…