src/HOL/Computational_Algebra/Euclidean_Algorithm.thy
changeset 69064 5840724b1d71
parent 67443 3abf6a722518
child 69884 dec7cc38a5dc
--- a/src/HOL/Computational_Algebra/Euclidean_Algorithm.thy	Sun Sep 23 21:49:31 2018 +0200
+++ b/src/HOL/Computational_Algebra/Euclidean_Algorithm.thy	Mon Sep 24 14:30:09 2018 +0200
@@ -421,7 +421,7 @@
     Euclidean_Algorithm.gcd Euclidean_Algorithm.lcm
     Euclidean_Algorithm.Gcd Euclidean_Algorithm.Lcm
     divide plus minus unit_factor normalize
-    rewrites "dvd.dvd ( * ) = Rings.dvd"
+    rewrites "dvd.dvd (*) = Rings.dvd"
     by (fact semiring_Gcd) (simp add: dvd.dvd_def dvd_def fun_eq_iff)
   show [simp]: "Euclidean_Algorithm.gcd = (gcd :: 'a \<Rightarrow> _)"
   proof (rule ext)+
@@ -575,7 +575,7 @@
     "Euclidean_Algorithm.gcd" "Euclidean_Algorithm.lcm"
     "Euclidean_Algorithm.Gcd" "Euclidean_Algorithm.Lcm"
     divide plus minus unit_factor normalize
-    rewrites "dvd.dvd ( * ) = Rings.dvd"
+    rewrites "dvd.dvd (*) = Rings.dvd"
     by (fact semiring_Gcd) (simp add: dvd.dvd_def dvd_def fun_eq_iff)
   show [simp]: "(Euclidean_Algorithm.gcd :: nat \<Rightarrow> _) = gcd"
   proof (rule ext)+
@@ -612,7 +612,7 @@
     "Euclidean_Algorithm.gcd" "Euclidean_Algorithm.lcm"
     "Euclidean_Algorithm.Gcd" "Euclidean_Algorithm.Lcm"
     divide plus minus unit_factor normalize
-    rewrites "dvd.dvd ( * ) = Rings.dvd"
+    rewrites "dvd.dvd (*) = Rings.dvd"
     by (fact semiring_Gcd) (simp add: dvd.dvd_def dvd_def fun_eq_iff)
   show [simp]: "(Euclidean_Algorithm.gcd :: int \<Rightarrow> _) = gcd"
   proof (rule ext)+