code class="computeroutput"><span class="identifier">real_generator</span></code> can
            generate real numbers of arbitrary length and size limited by its template
            parameter, <code class="computeroutput"><span class="identifier">Num</span></code>. The numeric
            base type <code class="computeroutput"><span class="identifier">Num</span></code> can be
            a user defined numeric type such as fixed_point (fixed point reals) and
            bignum (unlimited precision number