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-rw-r--r--src/Curves/Edwards/AffineProofs.v7
-rw-r--r--src/Curves/Edwards/XYZT.v7
2 files changed, 11 insertions, 3 deletions
diff --git a/src/Curves/Edwards/AffineProofs.v b/src/Curves/Edwards/AffineProofs.v
index e77e39f50..8e69b78fe 100644
--- a/src/Curves/Edwards/AffineProofs.v
+++ b/src/Curves/Edwards/AffineProofs.v
@@ -44,7 +44,7 @@ Module E.
Local Notation mul := (E.mul(nonzero_a:=nonzero_a)(square_a:=square_a)(nonsquare_d:=nonsquare_d)).
Program Definition opp (P:point) : point := (Fopp (fst P), (snd P)).
- Next Obligation. destruct P as [ [??]?]; cbv; fsatz. Qed.
+ Next Obligation. match goal with P : point |- _ => destruct P as [ [??]?] end; cbv; fsatz. Qed.
Ltac t_step :=
match goal with
@@ -203,7 +203,10 @@ Module E.
cbv [compress decompress exist_option coordinates] in *; intros.
t.
intro.
- apply (H0 f); [|congruence].
+ match goal with
+ | [ H0 : _ |- False ]
+ => apply (H0 f); [|congruence]
+ end.
admit.
intro. Prod.inversion_prod; subst.
rewrite solve_correct in y.
diff --git a/src/Curves/Edwards/XYZT.v b/src/Curves/Edwards/XYZT.v
index 2b126dfcb..3604e9b2e 100644
--- a/src/Curves/Edwards/XYZT.v
+++ b/src/Curves/Edwards/XYZT.v
@@ -105,7 +105,12 @@ Module Extended.
let Z3 := F*G in
(X3, Y3, Z3, T3)
end.
- Next Obligation. pose proof (E.denominator_nonzero _ nonzero_a square_a _ nonsquare_d _ _ (proj2_sig (to_twisted P1)) _ _ (proj2_sig (to_twisted P2))); t. Qed.
+ Next Obligation.
+ match goal with
+ | [ |- match (let (_, _) := coordinates ?P1 in let (_, _) := _ in let (_, _) := _ in let (_, _) := coordinates ?P2 in _) with _ => _ end ]
+ => pose proof (E.denominator_nonzero _ nonzero_a square_a _ nonsquare_d _ _ (proj2_sig (to_twisted P1)) _ _ (proj2_sig (to_twisted P2)))
+ end; t.
+ Qed.
Global Instance isomorphic_commutative_group_m1 :
@Group.isomorphic_commutative_groups