As I get into this, I realized that a number of things
in the tutorial no longer work as documented, so
I made a number of changes in chapter 4 so that it
actually works. I also added more information about
unification and in particular its "Derive" capability.
As I get into this, I realized that a number of things in the tutorial no longer work as documented, so I made a number of changes in chapter 4 so that it actually works. I also added more information about unification and in particular its "Derive" capability.
Signed-off-by: David A. Wheeler dwheeler@dwheeler.com