From 4020d0b5b9671772256d6ee0bb0ca357e7992363 Mon Sep 17 00:00:00 2001
From: Jordi Baylina <jordi@baylina.cat>
Date: Sun, 31 May 2020 22:00:47 +0200
Subject: [PATCH] fix verify second

---
 src/powersoftau_verify.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/powersoftau_verify.js b/src/powersoftau_verify.js
index e3df407..ed55c05 100644
--- a/src/powersoftau_verify.js
+++ b/src/powersoftau_verify.js
@@ -251,7 +251,7 @@ async function verify(tauFilename, verbose) {
     printContribution(curContr, prevContr);
     for (let i = contrs.length-2; i>=0; i--) {
         const curContr = contrs[i];
-        const prevContr =  (curContr>0) ? contrs[i-1] : initialContribution;
+        const prevContr =  (i>0) ? contrs[i-1] : initialContribution;
         await verifyContribution(curve, curContr, prevContr);
         printContribution(curContr, prevContr);
     }