The C source code of the interpreter is available for download in the
internet at the following address:
Precompiled binaries for Linux and MS-Windows are also available.
The basic lambda-abstractions as well as the utility functions that have been presented in the previous sections don't have to be keyed in manually. The interpreter looks for an initialization file init.ars in the current directory and loads it automatically. The contents of this file is found in section ars:init.