src/HOL/Probability/Finite_Product_Measure.thy
changeset 49999 dfb63b9b8908
parent 49784 5e5b2da42a69
child 50003 8c213922ed49
--- a/src/HOL/Probability/Finite_Product_Measure.thy	Fri Nov 02 12:00:51 2012 +0100
+++ b/src/HOL/Probability/Finite_Product_Measure.thy	Fri Nov 02 14:00:39 2012 +0100
@@ -795,7 +795,7 @@
   show ?thesis
     apply (subst distr_merge[OF IJ, symmetric])
     apply (subst positive_integral_distr[OF measurable_merge f])
-    apply (subst P.positive_integral_fst_measurable(2)[symmetric, OF P_borel])
+    apply (subst J.positive_integral_fst_measurable(2)[symmetric, OF P_borel])
     apply simp
     done
 qed