Changes by: Aleksey Nogin (nogin at cs.caltech.edu)
Date: 2005-12-23 08:35:29 -0800 (Fri, 23 Dec 2005)
Revision: 8353
Log message:

      - Proved Xin's reduce_lof_append_lof (append of two list_of_fun's) lemma.
      - Fixed another reference to removed foldClose1C rewrite.