This series of documents provide help in using the graph program. This page is the master Table of Contents for the help files.
You will notice most of the documents in the help system have some arrows appearing at the top and the bottom of the pages. The first possible arrow,, takes you to the previous document in the current set of documents; if there is no such document then the arrow will not appear. The up arrow takes you up one level in the help hierarchy. The third possible arrow, , takes you to the the next document in the current set; if there is no such document then the arrow will not appear.