diff options
Diffstat (limited to 'contrib7/ring/Setoid_ring_theory.v')
-rw-r--r-- | contrib7/ring/Setoid_ring_theory.v | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/contrib7/ring/Setoid_ring_theory.v b/contrib7/ring/Setoid_ring_theory.v index 240343963..e152130ae 100644 --- a/contrib7/ring/Setoid_ring_theory.v +++ b/contrib7/ring/Setoid_ring_theory.v @@ -8,6 +8,7 @@ (* $Id$ *) +(* Require Export Bool. Require Export Setoid. @@ -42,15 +43,15 @@ Variable mult_morph : (a,a0,a1,a2:A) a == a0 -> a1 == a2 -> a*a1 == a0*a2. Variable opp_morph : (a,a0:A) a == a0 -> -a == -a0. Add Morphism Aplus : Aplus_ext. -Exact plus_morph. +Intros; Apply plus_morph; Assumption. Save. Add Morphism Amult : Amult_ext. -Exact mult_morph. +Intros; Apply mult_morph; Assumption. Save. Add Morphism Aopp : Aopp_ext. -Exact opp_morph. +Intros; Apply opp_morph; Assumption. Save. Section Theory_of_semi_setoid_rings. @@ -427,3 +428,4 @@ Section power_ring. End power_ring. End Setoid_rings. +*) |