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src/HOL/Algebra/UnivPoly.thy
changeset 15481 fc075ae929e4
parent 15095 63f5f4c265dd
child 15596 8665d08085df 
--- a/src/HOL/Algebra/UnivPoly.thy	Sun Jan 30 20:48:50 2005 +0100
+++ b/src/HOL/Algebra/UnivPoly.thy	Tue Feb 01 18:01:57 2005 +0100
@@ -357,7 +357,7 @@
       case 0 then show ?case by (simp add: Pi_def)
     next
       case (Suc k) then show ?case
-        by (subst finsum_Suc2) (simp add: Pi_def a_comm)+
+        by (simplesubst finsum_Suc2) (simp add: Pi_def a_comm)+
     qed
   }
   note l = this
isabelle