Changes by: Xin Yu (xiny at cs.caltech.edu)
Date: 2002-05-10 02:18:31 -0700 (Fri, 10 May 2002)
Revision: 3621
Log message:

      Changed the definition for cosets from set builder to separation.
      The previous definition was wrong.
      Updated proofs wherever coset occurred.
      

Changes	Path
+6 -6	metaprl/theories/czf/czf_itt_comment.ml
+2 -2	metaprl/theories/czf/czf_itt_comment.mli
+3201 -1788	metaprl/theories/czf/czf_itt_comment.prla
+158 -21	metaprl/theories/czf/czf_itt_coset.ml
+51 -2	metaprl/theories/czf/czf_itt_coset.mli
+5203 -596	metaprl/theories/czf/czf_itt_coset.prla
+38 -24	metaprl/theories/czf/czf_itt_ker.ml
+7594 -6918	metaprl/theories/czf/czf_itt_ker.prla
+96 -7	metaprl/theories/czf/czf_itt_normal_subgroup.ml
+1 -1	metaprl/theories/czf/czf_itt_normal_subgroup.mli
+3167 -814	metaprl/theories/czf/czf_itt_normal_subgroup.prla