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src/HOL/Library/Code_Binary_Nat.thy
changeset 61076 bdc1e2f0a86a
parent 60868 dd18c33c001e
child 61115 3a4400985780 
--- a/src/HOL/Library/Code_Binary_Nat.thy	Tue Sep 01 17:25:36 2015 +0200
+++ b/src/HOL/Library/Code_Binary_Nat.thy	Tue Sep 01 22:32:58 2015 +0200
@@ -27,10 +27,10 @@
   by (simp_all add: nat_of_num_inverse)
 
 lemma [code]:
-  "(1\<Colon>nat) = Numeral1"
+  "(1::nat) = Numeral1"
   by simp
 
-lemma [code_abbrev]: "Numeral1 = (1\<Colon>nat)"
+lemma [code_abbrev]: "Numeral1 = (1::nat)"
   by simp
 
 lemma [code]:
isabelle