Changes by: Aleksey Nogin (nogin at cs.caltech.edu)
Date: 2005-02-17 00:35:09 -0800 (Thu, 17 Feb 2005)
Revision: 6703
Log message:

      The rules left_id and right_id were too strong and needed extra conditions.
      A few proofs broke; I fixed the ones in itt_synt_var, but a few in
      itt_synt_subst are still broken.
      

Changes	Path
+1 -1	metaprl/theories/itt/itt_list2.prla
+14 -1	metaprl/theories/itt/itt_synt_var.ml
+640 -567	metaprl/theories/itt/itt_synt_var.prla