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src/HOL/HOLCF/IOA/ShortExecutions.thy
changeset 62195 799a5306e2ed
parent 62156 7355fd313cf8
child 63549 b0d31c7def86 
--- a/src/HOL/HOLCF/IOA/ShortExecutions.thy	Sat Jan 16 23:35:55 2016 +0100
+++ b/src/HOL/HOLCF/IOA/ShortExecutions.thy	Sun Jan 17 00:14:45 2016 +0100
@@ -212,7 +212,7 @@
   apply auto
   apply (rule_tac x = "filter_act $ (Cut (\<lambda>a. fst a \<in> ext A) (snd ex))" in exI)
   apply (simp add: executions_def)
-  apply (tactic \<open>pair_tac @{context} "ex" 1\<close>)
+  apply (pair ex)
   apply auto
   apply (rule_tac x = "(x1, Cut (\<lambda>a. fst a \<in> ext A) x2)" in exI)
   apply simp
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