Changes by: Aleksey Nogin (nogin at cs.caltech.edu)
Date: 1998-08-08 16:15:17 -0700 (Sat, 08 Aug 1998)
Revision: 2431
Log message:

      Cleaner a little faster code for unification.
      I added some bvars checking and marked a place
      where we should add a full bound variable occurs check
      

Changes	Path
+9 -4	metaprl/mllib/list_util.ml
+1 -0	metaprl/mllib/list_util.mli
+37 -51	metaprl/refiner/term_ds/term_subst_ds.mlp