The following conventions are used in this manual:
$ CUPLOT Underlined text in this font indicates something you
would type to the computer, or put into a command file.
Command[ ]? Plain text in this font indicates something that would
be output by a program or the operating system to your
screen or log file.
$ A dollar at the beginning of a line indicates the operating
system prompt; the actual prompt depends on which
cluster node you are using; e.g., ``BIRCH$'' or ``RAX$''.
ctrl-Z The notation ctrl-n indicates that you hold down the
control key while you type the character ``n''.
CR CR means the RETURN key.