Numerical Codes - R. White

The numerical guiding center codes Orbit, for axisymmetric devices such as tokamaks, and Orbit3d, for stellarators, are available to the public.

To obtain a copy use ftp

to get file, type
user: anonymous
pass: email address
cd /pub/white/Orbit
get *

Code Description for Orbit and Orbit3d

The numerical code WKB, for the analysis of differential equations using Phase Integral Methods, is available to the public
To obtain a copy, do as above, using directory /pub/white/Wkb

A description of Phase Integral Methods is given in Chap 9 of my book, The Theory of Toroidally Confined Plasmas, World Scientific (2001) available here:

WKB theory

Publications related to Orbit and WKB