rees, where a word is a leaf.</p><p>We model expressions that will mostly become Terms in HoTT, mostly following Naproche.
At the upper level are sentential phrases. We typically start with a tree that encodes a sentential phrase.</p><p> We have various case classes for syntax, but a single trait</p></div><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="index.html" name="provingground.translation" id="provingground.translation" class="extype">translation</a></dd></dl></div></li><li class