Files: Arion 2.2 Theoretical and User's Manual Arion 2.2 motion input examples Arion 2.2 OpenMPI1.8 package for Linux (includes OpenMPI) Arion 2.2 OpenMPI4.1 executables for Linux (requires installed OpenMPI4.1) Arion 2.2 OpenMPI4.1 package for Linux (includes OpenMPI) Arion 2.21 Intel MPI executables for Linux (requires installed IMPI/MPICH)