Phelp provides information about a project. After the `phelp' command is typed, it will respond with `???' indicating that it is ready for a command. If you type the name of a topic followed by a carriage return phelp will print a page of information and then wait until you type a space before it continues. The following commands are also recognized: You type: Response: index Display list of topics available at this level. help Display the summary on how to use phelp. ? Display this command summary. q Exit from phelp. P (a project name) Change to another project. ~ Return to the top level of help topics. (carriage return only) Go up one level of help topics. For example: To find out about topic "news": % phelp (prints this introduction and a list of topics available) ??? news (prints "news") ??? q % For further information on phelp, see the UNIX Programmer's Manual.