# Notes on plasma theory

An introduction to quasi-symmetry

Relating the VMEC and Garabedian parameterizations of toroidal surfaces

Sonic flows in a tokamak or stellarator

Non-orthogonal 3D coordinate systems

Derivation of the drift-kinetic equation

The method of dominant balance

Converting between SI and Gaussian units

Interactive 3D visualization of particle trajectories in a plasma

Equivalence of quasisymmetry in Boozer and Hamada angles

Proof that the entropy production from self-collisions vanishes only for a Maxwellian (Old version)