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authorGravatar herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7>2002-04-17 11:30:23 +0000
committerGravatar herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7>2002-04-17 11:30:23 +0000
commitcc1be0bf512b421336e81099aa6906ca47e4257a (patch)
treec25fa8ed965729d7a85efa3b3292fdf7f442963d /theories/Num/LeProps.v
parentebf9aa9f97ef0d49ed1b799c9213f78efad4fec7 (diff)
Uniformisation (Qed/Save et Implicits Arguments)
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@2650 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'theories/Num/LeProps.v')
-rw-r--r--theories/Num/LeProps.v30
1 files changed, 15 insertions, 15 deletions
diff --git a/theories/Num/LeProps.v b/theories/Num/LeProps.v
index bf7af0d66..9703ec77f 100644
--- a/theories/Num/LeProps.v
+++ b/theories/Num/LeProps.v
@@ -13,18 +13,18 @@ Require Export LeAxioms.
Lemma lt_le : (x,y:N)(x<y)->(x<=y).
Auto with num.
-Save.
+Qed.
Lemma eq_le : (x,y:N)(x=y)->(x<=y).
Auto with num.
-Save.
+Qed.
(** compatibility with equality *)
Lemma le_eq_compat : (x1,x2,y1,y2:N)(x1=y1)->(x2=y2)->(x1<=x2)->(y1<=y2).
Intros x1 x2 y1 y2 eq1 eq2 le1; Case le_lt_or_eq with 1:=le1; Intro.
EAuto with num.
Apply eq_le; Apply eq_trans with x1; EAuto with num.
-Save.
+Qed.
Hints Resolve le_eq_compat : num.
(** Transitivity *)
@@ -33,31 +33,31 @@ Intros x y z le1 le2.
Case le_lt_or_eq with 1:=le1; Intro.
Case le_lt_or_eq with 1:=le2; EAuto with num.
EAuto with num.
-Save.
+Qed.
Hints Resolve le_trans : num.
(** compatibility with equality, addition and successor *)
Lemma le_add_compat_l : (x,y,z:N)(x<=y)->((x+z)<=(y+z)).
Intros x y z le1.
Case le_lt_or_eq with 1:=le1; EAuto with num.
-Save.
+Qed.
Hints Resolve le_add_compat_l : num.
Lemma le_add_compat_r : (x,y,z:N)(x<=y)->((z+x)<=(z+y)).
Intros x y z H; Apply le_eq_compat with (x+z) (y+z); Auto with num.
-Save.
+Qed.
Hints Resolve le_add_compat_r : num.
Lemma le_add_compat : (x1,x2,y1,y2:N)(x1<=x2)->(y1<=y2)->((x1+y1)<=(x2+y2)).
Intros; Apply le_trans with (x1+y2); Auto with num.
-Save.
+Qed.
Hints Immediate le_add_compat : num.
(* compatibility with successor *)
Lemma le_S_compat : (x,y:N)(x<=y)->((S x)<=(S y)).
Intros x y le1.
Case le_lt_or_eq with 1:=le1; EAuto with num.
-Save.
+Qed.
Hints Resolve le_S_compat : num.
@@ -65,39 +65,39 @@ Hints Resolve le_S_compat : num.
Lemma le_lt_x_Sy : (x,y:N)(x<=y)->(x<(S y)).
Intros x y le1.
Case le_lt_or_eq with 1:=le1; Auto with num.
-Save.
+Qed.
Hints Immediate le_lt_x_Sy : num.
Lemma le_le_x_Sy : (x,y:N)(x<=y)->(x<=(S y)).
Auto with num.
-Save.
+Qed.
Hints Immediate le_le_x_Sy : num.
Lemma le_Sx_y_lt : (x,y:N)((S x)<=y)->(x<y).
Intros x y le1.
Case le_lt_or_eq with 1:=le1; EAuto with num.
-Save.
+Qed.
Hints Immediate le_Sx_y_lt : num.
(** Combined transitivity *)
Lemma lt_le_trans : (x,y,z:N)(x<y)->(y<=z)->(x<z).
Intros x y z lt1 le1; Case le_lt_or_eq with 1:= le1; EAuto with num.
-Save.
+Qed.
Lemma le_lt_trans : (x,y,z:N)(x<=y)->(y<z)->(x<z).
Intros x y z le1 lt1; Case le_lt_or_eq with 1:= le1; EAuto with num.
-Save.
+Qed.
Hints Immediate lt_le_trans le_lt_trans : num.
(** weaker compatibility results involving [<] and [<=] *)
Lemma lt_add_compat_weak_l : (x1,x2,y1,y2:N)(x1<=x2)->(y1<y2)->((x1+y1)<(x2+y2)).
Intros; Apply lt_le_trans with (x1+y2); Auto with num.
-Save.
+Qed.
Hints Immediate lt_add_compat_weak_l : num.
Lemma lt_add_compat_weak_r : (x1,x2,y1,y2:N)(x1<x2)->(y1<=y2)->((x1+y1)<(x2+y2)).
Intros; Apply le_lt_trans with (x1+y2); Auto with num.
-Save.
+Qed.
Hints Immediate lt_add_compat_weak_r : num.