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src/HOL/Library/Word.thy
changeset 30240 5b25fee0362c
parent 28562 4e74209f113e
child 30960 fec1a04b7220 
--- a/src/HOL/Library/Word.thy	Wed Mar 04 10:43:39 2009 +0100
+++ b/src/HOL/Library/Word.thy	Wed Mar 04 10:45:52 2009 +0100
@@ -575,7 +575,7 @@
     have "?lhs = (1 + 2 * bv_to_nat w) mod 2"
       by (simp add: add_commute)
     also have "... = 1"
-      by (subst mod_add1_eq) simp
+      by (subst mod_add_eq) simp
     finally have eq1: "?lhs = 1" .
     have "?rhs  = 0" by simp
     with orig and eq1
isabelle