This command copies the files needed to run the scattering program
from the current working directory to another directory
using the built-in
cp command. It copies
files with names of the form
fort.NN in the current working directory
fort.NN. Note that the directory implied by the
string FileStem must already exist.
can be used to copy the need files back into the working directory.
If FileStem is a directory name, then it needs to have a "/" at the end:
The other possibility is to put characters at the end of FileStem so that the file names will have a distinguishing character string at the beginning
in this case
fort.95 will be copied to