src/HOL/Number_Theory/Cong.thy
changeset 63167 0909deb8059b
parent 63092 a949b2a5f51d
child 63901 4ce989e962e0
--- a/src/HOL/Number_Theory/Cong.thy	Thu May 26 16:57:14 2016 +0200
+++ b/src/HOL/Number_Theory/Cong.thy	Thu May 26 17:51:22 2016 +0200
@@ -29,7 +29,7 @@
 imports Primes
 begin
 
-subsection \<open>Turn off @{text One_nat_def}\<close>
+subsection \<open>Turn off \<open>One_nat_def\<close>\<close>
 
 lemma power_eq_one_eq_nat [simp]: "((x::nat)^m = 1) = (m = 0 | x = 1)"
   by (induct m) auto