Changes by: Yegor N. Bryukhov (ybryukhov at gc.cuny.edu)
Date: 2005-07-22 12:24:36 -0700 (Fri, 22 Jul 2005)
Revision: 7665
Log message:

      With the new unification algorithm muddy children problem for 4 children
      is proved in 30 seconds vs "infinite" time before (it worked for hours and didn't terminate).
      

Changes	Path
+164 -177	metaprl/theories/s4lp/s4_tests.prla