2 papers
physics.plasm-ph2014
A Tutorial on Variational Integrators
Stephen D. Webb
We present a brief tutorial on the nuts and bolts computation of a multisymplectic particle-in-cell algorithm using the discretized Lagrangian approach. This approach, originated b…
physics.acc-ph2012
Canonical (and non-canonical) Transformations: A Differential Approach
Stephen D. webb
The traditional method of teaching canonical transformations involves the introduction of generating functions of various types. This method obscures the underlying structure of th…