Dynamics

eo_dynamics(*[, max_geo_degree, ...])	Formulate the dynamics of an Earth-orbiting spacecraft.
lagrange_prop(*, pos0, vel0, mu, tm)	Formulate a Lagrangian propagator.
fixed_centres([Gconst, masses, positions])	Formulate the expressions for the dynamics in a fixed-centres problem.
pendulum([gconst, length])	Formulate the expression for the dynamics of the simple pendulum.