Remove () from mathjax setting

resource/js/util/PostProcessor/Mathjax.js

@@ -25,8 +25,8 @@ export default class Mathjax {
       extensions: ["tex2jax.js"],
       jax: ["input/TeX", "output/SVG"],
       tex2jax: {
-        inlineMath: [ ['$','$'], ["\\(","\\)"] ],
-        displayMath: [ ['$$','$$'], ["\\[","\\]"] ],
+        inlineMath: [ ['$','$'] ],
+        displayMath: [ ['$$','$$'] ],
         processEscapes: true
       },
       showMathMenu: false,