Fix function references

Kwpolska · Kwpolska · commit 5d129e1efba6 · 2017-04-12T21:05:03.000+02:00
Signed-off-by: Chris Warrick &lt;kwpolska@gmail.com&gt;
diff --git a/nikola/data/themes/base/templates/math_helper.tmpl b/nikola/data/themes/base/templates/math_helper.tmpl
@@ -28,29 +28,31 @@
 </%def>
 
 <%def name="math_styles()">
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/KaTeX/0.7.1/katex.min.css" integrity="sha384-wITovz90syo1dJWVh32uuETPVEtGigN07tkttEqPv+uR2SE/mbQcG7ATL28aI9H0" crossorigin="anonymous">
+    % if use_katex:
+        <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/KaTeX/0.7.1/katex.min.css" integrity="sha384-wITovz90syo1dJWVh32uuETPVEtGigN07tkttEqPv+uR2SE/mbQcG7ATL28aI9H0" crossorigin="anonymous">
+    % endif
 </%def>
 
 <%def name="math_scripts_ifpost(post)">
     %if post.is_mathjax:
-    ${math.math_scripts()}
+    ${math_scripts()}
     %endif
 </%def>
 
 <%def name="math_scripts_ifposts(posts)">
     %if any(post.is_mathjax for post in posts):
-    ${math.math_scripts()}
+    ${math_scripts()}
     %endif
 </%def>
 
 <%def name="math_styles_ifpost(post)">
     %if post.is_mathjax:
-    ${math.math_styles()}
+    ${math_styles()}
     %endif
 </%def>
 
 <%def name="math_styles_ifposts(posts)">
     %if any(post.is_mathjax for post in posts):
-    ${math.math_styles()}
+    ${math_styles()}
     %endif
 </%def>
