 <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> bool</code></dt><dt class="spec value" id="val-isminusone"><a href="#val-isminusone" class="anchor"></a><code><span class="keyword">val</span> isminusone : <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> bool</code></dt><dt class="spec value" id="val-isnegative"><a href="#val-isnegative" class="anchor"></a><code><span class="keyword">val</span> isnegative : <a href="index.html#type-t">t</a> <span>&#45;&gt;</span> bool</code></dt><dt class="s