Errata

I am greatly indebted to the many users who read Version 3.0 closely and submitted corrections and suggestions. If you find an error, please let me know.

There are a number of items to list for Version 4.0. This list will be updated as corrections are made to the GitHub repository. (Note: the Version 4.0 GitHub repository is now static, reflecting the print version of the text. Corrections are added to the "version 5" git repository.)

Errors: