chor"></a><code><span><span class="keyword">val</span> to_trace : <span><span><a href="#type-t">t</a> list</span> <span class="arrow">&#45;&gt;</span></span> string</span></code></div></div><div class="odoc-spec"><div class="spec value anchored" id="val-to_dot"><a href="#val-to_dot" class="anchor"></a><code><span><span class="keyword">val</span> to_dot : <span><span><a href="#type-t">t</a> list</span> <span class="arrow">&#45;&gt;</span></span> string</span></code></div></div><div class="odoc-spec"><div cla