diff -r 24609758d219 -r 028442673981 src/Tools/isac/Knowledge/LogExp.thy
--- a/src/Tools/isac/Knowledge/LogExp.thy	Wed Sep 08 16:45:27 2010 +0200
+++ b/src/Tools/isac/Knowledge/LogExp.thy	Wed Sep 08 16:47:22 2010 +0200
@@ -32,10 +32,10 @@
  (prep_pbt thy "pbl_test_equ_univ_log" [] e_pblID
  (["logarithmic","univariate","equation"],
   [("#Given",["equality e_e","solveFor v_v"]),
-   ("#Where",["matches ((?a log ?v_) = ?b) e_e"]),
+   ("#Where",["matches ((?a log ?v_v) = ?b) e_e"]),
    ("#Find" ,["solutions v_i"]),
-   ("#With" ,["||(lhs (Subst (v_i_,v_) e_e) - " ^
-	      "  (rhs (Subst (v_i_,v_) e_e) || < eps)"])
+   ("#With" ,["||(lhs (Subst (v_i_,v_v) e_e) - " ^
+	      "  (rhs (Subst (v_i_,v_v) e_e) || < eps)"])
    ],
   PolyEq_prls, SOME "solve (e_e::bool, v_v)",
   [["Equation","solve_log"]]));
@@ -45,7 +45,7 @@
  (prep_met thy "met_equ_log" [] e_metID
  (["Equation","solve_log"],
   [("#Given" ,["equality e_e","solveFor v_v"]),
-   ("#Where" ,["matches ((?a log ?v_) = ?b) e_e"]),
+   ("#Where" ,["matches ((?a log ?v_v) = ?b) e_e"]),
    ("#Find"  ,["solutions v_i"])
   ],
    {rew_ord'="termlessI",rls'=PolyEq_erls,srls=e_rls,prls=PolyEq_prls,