It may be said to consist of two parts. Figure 1 exibits the dependencies among the sections of the first part. Then, before reading section U.V you will need to read all sections lying in the upper left quadrant including its boundary. There are few dependencies among the sections of the second part. Similarly, Sections 4.5 and 6.5 present two different constructions of a universal equation, either of which can serve as background for reading Sections 6.6 and 8.1.
All comments can be e-mailed to the author of the book.