---
---
{% include head.html %}
{% include header.html %}
{{ content }}
{% include footer.html %}
{% if page.mathjax %}
{% include mathjax.html %}
{% endif %}
{% if page.katex %}
{% include katex.html %}
{% endif %}
{% if jekyll.environment == 'production' and site.google_analytics %}
{% include google-analytics.html %}
{% endif %}