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Some Useful Thorns in Other Arrangements

There are lots of other thorns in Cactus; some particularly useful ones include

CactusBase arrangement

CartGrid3D
sets up the 3-D Cartesian grid
CoordBase
provides an elegant and powerful way of specifying the grid size and shape, including any ghost zones
AEIThorns arrangement

Exact
analytical solutions where the full 4-metric is known throughout the entire spacetime, eg. Schwarzschild, Kerr, various cosmological solutions, etc etc

\begin{figure}\vbox{\include{CactusEinstein__param} }\end{figure}

\begin{figure}\vbox{\include{cactuseinstein__inter} }\end{figure}

\begin{figure}\vbox{\include{CactusEinstein__schedule} }\end{figure}