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-rw-r--r--src/CompleteEdwardsCurve/Pre.v1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/CompleteEdwardsCurve/Pre.v b/src/CompleteEdwardsCurve/Pre.v
index f85e2870c..ed4511fc9 100644
--- a/src/CompleteEdwardsCurve/Pre.v
+++ b/src/CompleteEdwardsCurve/Pre.v
@@ -32,6 +32,7 @@ Section Pre.
Lemma onCurve_subst : forall x1 x2 y1 y2, and (eq x1 y1) (eq x2 y2) -> onCurve (x1, x2) ->
onCurve (y1, y2).
Proof.
+ unfold onCurve.
intros ? ? ? ? [eq_1 eq_2] ?.
rewrite eq_1, eq_2 in *.
assumption.