thys2/SizeBound4.thy
changeset 439 a5376206fd52
parent 436 222333d2bdc2
--- a/thys2/SizeBound4.thy	Wed Mar 02 23:13:59 2022 +0000
+++ b/thys2/SizeBound4.thy	Wed Mar 02 23:23:19 2022 +0000
@@ -1019,7 +1019,7 @@
     apply(simp only: map_append)
     apply(simp only: map_single)
     apply(rule rs_in_rstar)
-    thm rrewrite_srewrite.intros
+    thm rrewrite_srewrite.intros 
     apply(rule rrewrite_srewrite.ss6)
     using as
     apply(auto simp add: der_correctness Der_def)