Step 2 of adding documentation
diff --git a/_includes/toc.html b/_includes/toc.html
index 6ce278b..dc8495a 100644
--- a/_includes/toc.html
+++ b/_includes/toc.html
@@ -128,6 +128,7 @@
</p>
<div class="collapse" id="collapse_set_operations_and_p-sampling">
<li><a href="{{site.docs_dir}}/Theta/ThetaSketchSetOps.html">•Set Operations</a></li>
+ <li><a href="{{site.docs_dir}}/Theta/ThetaSetOpsCornerCases.html">•Model & Test Set Operations</a></li>
<li><a href="{{site.docs_dir}}/Theta/ThetaPSampling.html">•<i>p</i>-Sampling</a></li>
</div>