--- a/src/HOL/Decision_Procs/cooper_tac.ML Thu Aug 19 16:08:54 2010 +0200
+++ b/src/HOL/Decision_Procs/cooper_tac.ML Thu Aug 19 16:08:59 2010 +0200
@@ -110,7 +110,7 @@
fun assm_tac i = REPEAT_DETERM_N nh (assume_tac i)
(* The result of the quantifier elimination *)
val (th, tac) = case (prop_of pre_thm) of
- Const ("==>", _) $ (Const (@{const_name "Trueprop"}, _) $ t1) $ _ =>
+ Const ("==>", _) $ (Const (@{const_name Trueprop}, _) $ t1) $ _ =>
let val pth = linzqe_oracle (cterm_of thy (Pattern.eta_long [] t1))
in
((pth RS iffD2) RS pre_thm,