feat(examples): add link to new math example

Author: steven.roulleau

examples/index.html

@@ -196,6 +196,21 @@ <h2><a class="title" name="v4-ws">iink SDK web with WebSockets</a></h2>
             </svg>
             Get source code</a>
         </div>
+        <p><strong>Math inside page</strong></p>
+        <div class="center">
+          <a href="v4/math-inside-page.html" class="btn">
+            <svg class="icn">
+              <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#icn-play"></use>
+            </svg>
+            View example</a>
+          <a
+            href="https://github.com/MyScript/MyScriptJS/blob/master/examples/v4/math-inside-page.html"
+            class="btn">
+            <svg class="icn">
+              <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#icn-github"></use>
+            </svg>
+            Get source code</a>
+        </div>
       </div>
       <div class="grid-column-two">
         <p><strong>Searching text (without Smart Guide)</strong></p>