About 7 Mb of this can be reclaimed after the installation is complete. Methods for running GSAS Two mechanisms are available for running GSAS, as described below. It offers a number of commands that are used to invoke GSAS programs and operations. Many, but not all, UNIX commands can be run from inside the gsas script. This allows access to a subset of GSAS features in a convenient GUI environment.
All features are still accessible using the original command-driven interface.
The GSAS distribution kit consists of a tar file specific to the computer system being used. Obtain the distribution file using anonymous ftp or using a Web browser such as Netscape. Be sure to transfer the files in binary mode. A few short steps are needed to load GSAS on your computer. The actual UNIX commands are shown after a description of the task.