Changes by: Yegor N. Bryukhov (ybryukhov at gc.cuny.edu)
Date: 2005-07-28 17:47:03 -0700 (Thu, 28 Jul 2005)
Revision: 7667
Log message:

      Sounds funny, but I missed the stage when non-essential boxes are actually converted to proof terms.
      

Changes	Path
+28 -20	metaprl/theories/s4lp/s4_internal.ml