tree a1e4aef9d5345578564e28c5e7f06e154d73913f
parent 97325fa2da23baf939b2b2eda244a4edb4f3f438
author Lee Rhodes <leerho@users.noreply.github.com> 1638409375 -0800
committer Lee Rhodes <leerho@users.noreply.github.com> 1638409375 -0800

Add union to corner cases.

Also did a lot of clean up to improve the look of the tables
and improved some of the language.