# HG changeset patch
# User wenzelm
# Date 1002310930 -7200
# Node ID 233362cfecc7ee54b98ec6101b26a2151caa1c76
# Parent  8c66866fb0fff7515a4d204e69c64f076d803c22
induct: case names;

diff -r 8c66866fb0ff -r 233362cfecc7 src/FOL/ex/Natural_Numbers.thy
--- a/src/FOL/ex/Natural_Numbers.thy	Fri Oct 05 21:37:33 2001 +0200
+++ b/src/FOL/ex/Natural_Numbers.thy	Fri Oct 05 21:42:10 2001 +0200
@@ -17,7 +17,7 @@
   rec :: "[nat, 'a, [nat, 'a] => 'a] => 'a"
 
 axioms
-  induct [induct type: nat]:
+  induct [case_names Zero Suc, induct type: nat]:
     "P(0) ==> (!!x. P(x) ==> P(Suc(x))) ==> P(n)"
   Suc_inject: "Suc(m) = Suc(n) ==> m = n"
   Suc_neq_0: "Suc(m) = 0 ==> R"