# HG changeset patch # User wenzelm # Date 1183496442 -7200 # Node ID 6cad6b400cfd49e9f2c65d6c9839401b1515f042 # Parent a531c8da8a9b810fc7330b7c19c5910cb3592ee1 tuned; diff -r a531c8da8a9b -r 6cad6b400cfd NEWS --- a/NEWS Tue Jul 03 22:27:30 2007 +0200 +++ b/NEWS Tue Jul 03 23:00:42 2007 +0200 @@ -541,12 +541,14 @@ *** HOL *** -* Method "metis" proves goals by applying the Metis general-purpose resolution prover. - Examples are in the directory MetisExamples. +* Method "metis" proves goals by applying the Metis general-purpose +resolution prover. Examples are in the directory MetisExamples. See +also http://gilith.com/software/metis/ -* Command "sledgehammer" invokes external automatic theorem provers as background processes. - It generates calls to the "metis" method if successful. These can be pasted into the proof. - Users do not have to wait for the automatic provers to return. +* Command 'sledgehammer' invokes external automatic theorem provers as +background processes. It generates calls to the "metis" method if +successful. These can be pasted into the proof. Users do not have to +wait for the automatic provers to return. * IntDef: The constant "int :: nat => int" has been removed; now "int" is an abbreviation for "of_nat :: nat => int". The simplification rules