You can install ArtiSynth in any location you like.
In this document, the location of the ArtiSynth installation directory
will be denoted by <ARTISYNTH_HOME>. For example
if ArtiSynth is installed in
/home/roger/artisynth_core
then <ARTISYNTH_HOME> denotes this directory
and <ARTISYNTH_HOME>/lib denotes the sub-directory
/home/roger/artisynth_core/lib