diff --git a/lib/util/latex.js b/lib/util/latex.js
index e5302d6c9..404dab01a 100644
--- a/lib/util/latex.js
+++ b/lib/util/latex.js
@@ -74,14 +74,6 @@ exports.operators = {
   'or': '\\vee'
 };
 
-
-//create a comma separated list of function arguments
-function functionArgs(args, config, callbacks) {
-  return args.map( function (arg) {
-    return arg.toTex(config, callbacks);
-  }).join(',');
-}
-
 var defaultTemplate = '\\mathrm{%name%}\\left(%*%\\right)';
 
 /*