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-rw-r--r--plugins/setoid_ring/Ring_theory.v19
1 files changed, 17 insertions, 2 deletions
diff --git a/plugins/setoid_ring/Ring_theory.v b/plugins/setoid_ring/Ring_theory.v
index 4fbdcbaa..ab992552 100644
--- a/plugins/setoid_ring/Ring_theory.v
+++ b/plugins/setoid_ring/Ring_theory.v
@@ -1,6 +1,6 @@
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
-(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2011 *)
+(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2010 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
@@ -229,7 +229,7 @@ Section DEFINITIONS.
(** Specification of the power function *)
Section POWER.
- Variable Cpow : Set.
+ Variable Cpow : Type.
Variable Cp_phi : N -> Cpow.
Variable rpow : R -> Cpow -> R.
@@ -590,6 +590,21 @@ Ltac gen_srewrite Rsth Reqe ARth :=
| progress rewrite <- (ARopp_mul_l ARth)
| progress rewrite <- (ARopp_mul_r Rsth Reqe ARth) ].
+Ltac gen_srewrite_sr Rsth Reqe ARth :=
+ repeat first
+ [ gen_reflexivity Rsth
+ | progress rewrite (ARopp_zero Rsth Reqe ARth)
+ | rewrite (ARadd_0_l ARth)
+ | rewrite (ARadd_0_r Rsth ARth)
+ | rewrite (ARmul_1_l ARth)
+ | rewrite (ARmul_1_r Rsth ARth)
+ | rewrite (ARmul_0_l ARth)
+ | rewrite (ARmul_0_r Rsth ARth)
+ | rewrite (ARdistr_l ARth)
+ | rewrite (ARdistr_r Rsth Reqe ARth)
+ | rewrite (ARadd_assoc ARth)
+ | rewrite (ARmul_assoc ARth) ].
+
Ltac gen_add_push add Rsth Reqe ARth x :=
repeat (match goal with
| |- context [add (add ?y x) ?z] =>