Atomic origin of magnetism, Diamagnetism, Paramagnetism, Spontaneous magnetism, Magnetism of elements and alloys, Ferro-, Ferri- and Antiferromagnetic, Saturation magnetization, Exchange interaction, Phase transition, Dipolar forces, Ising model, Landau-Lifshitz-Gilbert equation and Spin dynamics, Magnetic anisotropies, Stray field, Demagnetization effect, Reversible and irreversible reversal processes, Hysteresis, Domain walls, Dc and Ac magnetic susceptibility, Magnetoelastic coupling, Exchange bias, Hard and Soft magnets, Magnetoelectronics (spintronics), Magnetooptics, Magnetocaloriceffect