Proofread.
The subsections of Unimplemented Features are probably not work highlighting the ToC.
Briefly mention the simplifiers.
support/utils.scm is gone now.
Generate a PDF of the workbook.
Starting to think about code arragement for nice reading.
More general name.
I think it is really important for the published interface of the
matcher procedures to return standard Scheme alists rather than lists
of two-element lists, regardless of how badly they pretty-print.
More code rearrangement for reading.
Code arrangement and explainations.
Use the pretty procedure I defined for the interface.
Oops order of arguments.
Paginate and entitle.
Shorter lines.
Tighter source code is a bit less daunting to read (and fits on the page).
A more compact set of examples is more useful here; and they fit on the page.
Better explanation.
More concise explanations are less repetitive wrt the README.
Code order and explanations.
Explanations.