od of calculation often uses continuous functions
            it is convenient to treat them as if they were continuous functions,
            and permit non-integral values of their parameters.
          </p>
<p>
            Users wanting to enforce a strict mathematical model may use <code class="computeroutput"><span class="identifier">floor</span></code> or <code class="computeroutput"><span class="identifier">ceil</span></code>
            functions on the random variate prior to calling the distributi