div><div class="odoc-spec"><div class="spec value anchored" id="val-forward_eval"><a href="#val-forward_eval" class="anchor"></a><code><span><span class="keyword">val</span> forward_eval : <span><a href="#type-t">t</a> <span class="arrow">&#45;&gt;</span></span> <span><a href="../../Expr/index.html#type-t">Expr.t</a> <span class="arrow">&#45;&gt;</span></span> <a href="../../Q/index.html#type-t">Q.t</a> * <a href="../../Q/index.html#type-t">Q.t</a></span></code></div><div class="spec-doc"><p>computes the ra