Fixes for Isabelle 2023

isabelle-utp · Jan 15, 2024 · d6ffb11 · d6ffb11
1 parent c2c4e3a
commit d6ffb11
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Infinite_Sequence.thy b/Infinite_Sequence.thy
@@ -172,7 +172,7 @@ lemma infseq_lexord_antisym:
 lemma infseq_lexord_asym:
   assumes "asym R"
   shows "asym (infseq_lexord R)"
-  by (meson assms asym.simps infseq_lexord_antisym infseq_lexord_irrefl)
+  by (simp add: assms asym_onI infseq_lexord_antisym)
 
 lemma infseq_lexord_total:
   assumes "total R"