doc-src/TutorialI/Rules/Force.thy
changeset 42637 381fdcab0f36
parent 16417 9bc16273c2d4
--- a/doc-src/TutorialI/Rules/Force.thy	Mon May 02 22:19:28 2011 +0200
+++ b/doc-src/TutorialI/Rules/Force.thy	Mon May 02 22:31:46 2011 +0200
@@ -1,4 +1,3 @@
-(* ID:         $Id$ *)
 theory Force imports Main begin 
   (*Use Divides rather than Main to experiment with the first proof.
     Otherwise, it is done by the nat_divide_cancel_factor simprocs.*)