Update math note

README.md

@@ -363,12 +363,12 @@ appropriately.
 ## MATHEMATICAL EQUATIONS
-Start gollum with the `--mathjax` flag. Read more about [MathJax](http://docs.mathjax.org/en/latest/index.html) on the web. Gollum uses the `TeX-AMS-MML_HTMLorMML` config with the autoload-all extension.
+Start gollum with the `--mathjax` flag. Read more about [MathJax](http://docs.mathjax.org/en/latest/index.html) on the web. Gollum uses the `TeX-AMS-MML_HTMLorMML` config with the `autoload-all` extension.
 Inline math:
 - $2^2$
-- \\(2^2\\)
+- `\\(2^2\\)`
 Display math: