> <span class="keyword">with</span> <span class="keyword">type</span> <span>'a <a href="argument-2-AA/index.html#type-t">t</a></span> := <span><span class="type-var">'a</span> <a href="argument-1-F/index.html#type-t">F.t</a></span> <span class="keyword">and</span> <span class="keyword">type</span> <span>'a <a href="argument-2-AA/index.html#type-arbitrary">arbitrary</a></span> := <span><span class="type-var">'a</span> <a href="../argument-2-Q/index.html#type-arbitrary">Q.arbitrary</a></span></code></li></ul>