From 1ab77b95dde1dcee53e0aa1d64352b4ea1413873 Mon Sep 17 00:00:00 2001
From: Paul Miller <paul@paulmillr.com>
Date: Wed, 28 Dec 2022 05:20:08 +0000
Subject: [PATCH] Comment

---
 src/edwards.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/edwards.ts b/src/edwards.ts
index d654855..02932b0 100644
--- a/src/edwards.ts
+++ b/src/edwards.ts
@@ -263,7 +263,7 @@ export function twistedEdwards(curveDef: CurveType): CurveFn {
         const A = modP((Y1 - X1) * (Y2 + X2));
         const B = modP((Y1 + X1) * (Y2 - X2));
         const F = modP(B - A);
-        if (F === _0n) return this.double(); // Same point.
+        if (F === _0n) return this.double(); // Same point. Tests say it doesn't affect timing
         const C = modP(Z1 * _2n * T2);
         const D = modP(T1 * _2n * Z2);
         const E = D + C;