ecdsa: rm unnecessary mod n

bitcoinjs · Aug 25, 2015 · 336fcca · 336fcca
1 parent ec1195b
commit 336fcca
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/ecdsa.js b/src/ecdsa.js
@@ -128,13 +128,13 @@ function verify (curve, hash, signature, Q) {
   // 1.4.3 e = H
   var e = BigInteger.fromBuffer(hash)
 
-  // Compute s^-1
+  // Compute s^-1 mod n
   var sInv = s.modInverse(n)
 
   // 1.4.4 Compute u1 = es^−1 mod n
   //               u2 = rs^−1 mod n
-  var u1 = e.multiply(sInv).mod(n)
-  var u2 = r.multiply(sInv).mod(n)
+  var u1 = e.multiply(sInv)
+  var u2 = r.multiply(sInv)
 
   // 1.4.5 Compute R = (xR, yR)
   //               R = u1G + u2Q