t.rolling.html#var-variance">variance</a> </li></ul></div></div><div class="namespace"><h3><a href="tech.v3.dataset.set.html">tech.v3.dataset.set</a></h3><div class="doc"><div class="markdown"><p>Extensions to datasets to do per-row bag-semantics set/union and intersection.</p>
</div></div><div class="index"><p>Public variables and functions:</p><ul><li> <a href="tech.v3.dataset.set.html#var-difference">difference</a> </li><li> <a href="tech.v3.dataset.set.html#var-intersection">intersection</a> </li><li> <