Remove polyfil references

dpvc · dpvc · commit 58cf5ae96efc · 2024-06-26T07:24:01.000-04:00
diff --git a/basic/mathematics.rst b/basic/mathematics.rst
@@ -53,7 +53,6 @@ for more).
     <html>
     <head>
     <title>MathJax TeX Test Page</title>
-    <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
     <script type="text/javascript" id="MathJax-script" async
       src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-chtml.js">
     </script>
@@ -125,7 +124,6 @@ for more).
     <html>
     <head>
     <title>MathJax MathML Test Page</title>
-    <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
     <script type="text/javascript" id="MathJax-script" async
       src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/mml-chtml.js">
     </script>
@@ -222,7 +220,6 @@ Here is a complete sample page containing AsciiMath notation:
       loader: {load: ['input/asciimath', 'output/chtml']}
     }
     </script>
-    <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
     <script type="text/javascript" id="MathJax-script" async
       src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/startup.js">
     </script>
diff --git a/misc/faq.rst b/misc/faq.rst
@@ -86,14 +86,9 @@ details.
 If the MathJax site *does* render properly, this indicates that there
 may be something wrong with the webpage you were trying to view
 initially.  If you manage that website, then make sure that it is
-using :ref:`the latest version of MathJax <mathjax-CDN>`, and that you have
-included the line
-
-   <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
-
-before the script that loads MathJax itself.  If you *don't* manage
-the website yourself, you may have to report the issue to the
-maintainers of the site in order to have it resolved.
+using :ref:`the latest version of MathJax <mathjax-CDN>`.  If you
+*don't* manage the website yourself, you may have to report the issue
+to the maintainers of the site in order to have it resolved.
 
 
 .. _faq-ie-meta:
diff --git a/output/browser.rst b/output/browser.rst
@@ -12,17 +12,7 @@ IE6), MathJax version 3 relies on more modern browser features, and so
 older browsers are no longer supported.
 
 The CommonHTML and SVG output supports all modern browsers (Chrome, Safari,
-Firefox, Edge), and most mobile browsers.  Include the
-`polyfill <https://polyfill.io/v3/>`__ library in order to support
-earlier browser versions (see their `browser support
-<https://polyfill.io/v3/supported-browsers/>`__ page for details).
-In particular, to allow MathJax version 3 to work with IE11, include the line
-
-.. code-block:: html
-
-   <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
-
-before the script that loads MathJax.
+Firefox, Edge), and most mobile browsers.
 
 Please `file issues on GitHub
 <https://github.com/mathjax/MathJax/issues>`__ if you notice
diff --git a/web/start.rst b/web/start.rst
@@ -196,18 +196,17 @@ to get the same file.
 Browser Compatibility
 ---------------------
 
-MathJax supports all modern browsers (Chrome, Safari,
-Firefox, Edge), and most mobile browsers.  Include the
-`polyfill <https://polyfill.io/v3/>`__ library in order to support
-earlier browser versions (see their `browser support
-<https://polyfill.io/v3/supported-browsers/>`__ page for details).
-In particular, to allow MathJax version 3 to work with IE11, include the line
+MathJax supports all modern browsers (Chrome, Safari, Firefox, Edge),
+and most mobile browsers.  Include the ``polyfill`` library in order
+to support earlier browser versions.  In particular, to allow MathJax
+version 3 to work with IE11, include the line
 
 .. code-block:: html
 
-   <script src="https://polyfill.io/v3/polyfill.min.js?features=es6"></script>
+   <script src="https://cdnjs.cloudflare.com/polyfill/v3/polyfill.min.js?features=es6"></script>
 
-before the script that loads MathJax.
+before the script that loads MathJax.  Support for IE11 is not
+guaranteed, and may be dropped in the future.
 
 -----
 
