Purpose
With no arguments, print an alphabetically-sorted list of the
brief descriptions for all LRIS scripts. With one argument,
determine whether the given argument represents an alias, a
script, or a Unix command, and print out any available
documentation.
Usage
help [cmd]
Arguments
cmd = name of command or script to describe
Output
Documentation is printed to stdout
Exit values
0 = normal completion
1 = wrong number of arguments
Example
1) list all available scripts
help
2) get help on the "goi" script
help goi
3) get help on the Unix "find" command
help find