Update index.html

index.html

@@ -5,10 +5,11 @@
     <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/showdown.min.js"></script>
     <script>
         window.MathJax = {
+            loader: {load: ['[tex]/ams']},
             tex: {
+                packages: {'[+]': ['ams']},
                 inlineMath: [['\\(', '\\)']],
-                displayMath: [['$$', '$$']],
-                packages: {'[+]': ['ams', 'cancel']},
+                displayMath: [['$$', '$$']]
             },
             svg: {
                 fontCache: 'global'