paulson [Wed, 23 Apr 1997 11:12:10 +0200] rev 3022
Unfortunately, the \\< syntax does not always accept the beginning of a line
paulson [Wed, 23 Apr 1997 11:11:38 +0200] rev 3021
Loop detection: before expanding a haz formula, see whether it is a duplicate
and, if so, delete it.
Recursion detection: transitivity and similar rules, when applied, put the
new formulae at the end of a branch and not at the front (in effect).
paulson [Wed, 23 Apr 1997 11:05:52 +0200] rev 3020
Made a proof search more deterministic
paulson [Wed, 23 Apr 1997 11:05:18 +0200] rev 3019
Improved indentation of #34
paulson [Wed, 23 Apr 1997 11:02:19 +0200] rev 3018
Ran expandshort
paulson [Wed, 23 Apr 1997 11:00:48 +0200] rev 3017
Fixed typos in comment