--- a/thys2/ClosedFormsBounds.thy Mon Apr 04 23:56:40 2022 +0100
+++ b/thys2/ClosedFormsBounds.thy Thu Apr 07 21:31:29 2022 +0100
@@ -208,7 +208,7 @@
\<le> (sum_list
(map rsize (RONE # rdistinct rs (insert RZERO (insert RONE noalts_set \<union> alts_set)))))")
apply (smt (verit, best) dual_order.trans insert_iff rrexp.distinct(15))
- apply (metis (no_types, opaque_lifting) add_Suc_right le_add_same_cancel2 list.simps(9) sum_list.Cons zero_le)
+ apply (metis (no_types, opaque_lifting) le_add_same_cancel2 list.simps(9) sum_list.Cons zero_le)
apply fastforce
apply fastforce
apply (metis Un_iff insert_absorb)