{{- if not (.Page.Store.Get "katex") -}}
<!-- Include katex only first time -->
<link rel="stylesheet" href="{{ "katex/katex.min.css" | relURL }}" />
<script defer src="{{ "katex/katex.min.js" | relURL }}"></script>
{{ with resources.Get "katex.json" }}
  <script defer src="{{ "katex/auto-render.min.js" | relURL }}" onload="renderMathInElement(document.body, {{ .Content | safeJS }});"></script>
{{ end }}
{{- .Page.Store.Set "katex" true -}}
{{- end -}}

{{ if .Inner }}
<span>
  {{- if .Get "display" }}
  \[ {{ .Inner }} \]
  {{ else }}
  \( {{ .Inner }} \)
  {{ end -}}
</span>
{{ end }}