From 219479ecc6d011dcf6d9e279584bae70b3fecd4c Mon Sep 17 00:00:00 2001
From: Andy Sloane <andy@a1k0n.net>
Date: Tue, 31 May 2016 22:15:46 -0700
Subject: [PATCH] addendum to previous commit; duh

---
 xm.js | 1 -
 1 file changed, 1 deletion(-)

diff --git a/xm.js b/xm.js
index e29bfb5..5f815b5 100644
--- a/xm.js
+++ b/xm.js
@@ -89,7 +89,6 @@ function filterCoeffs(f_c) {
   var wct = Math.sqrt(2) * Math.PI * f_c;
   var e = Math.exp(-wct);
   var c = e * Math.cos(wct);
-  var s = e * Math.sin(wct);
   var gain = (1 - 2*c + e*e) / 2;
   return [gain, 2*c, -e*e];
 }