.t&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Bint64</span>.t<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;(&nbsp;<span class="keyword">mod</span>&nbsp;)&nbsp;:&nbsp;<span class="constructor">Bint64</span>.t&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Bint64</span>.t&nbsp;<span class="keywordsign">-&gt;</span>&nbsp;<span class="constructor">Bint64</span>.t<br>
&nbsp;&nbsp;<span class="keyword">val</span>&nbsp;abs&nbsp;:&nbsp;<span class