--- a/src/HOL/MicroJava/DFA/Kildall.thy Mon Jun 10 13:44:46 2024 +0200
+++ b/src/HOL/MicroJava/DFA/Kildall.thy Mon Jun 10 14:09:55 2024 +0200
@@ -399,7 +399,7 @@
\<comment> \<open>Well-foundedness of the termination relation:\<close>
apply (rule wf_lex_prod)
apply (insert orderI [THEN acc_le_listI])
- apply (simp add: acc_def lesssub_def wfP_wf_eq [symmetric])
+ apply (simp add: acc_def lesssub_def wfp_wf_eq [symmetric])
apply (rule wf_finite_psubset)
\<comment> \<open>Loop decreases along termination relation:\<close>