)                 &quot;(c - d)  + 1522756&quot;
                      &quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;&quot;
(%i6) 1729 - box (1729);
                                 &quot;&quot;&quot;&quot;&quot;&quot;
(%o6)                     1729 - &quot;1729&quot;
                                 &quot;&quot;&quot;&quot;&quot;&quot;
(%i7) boxchar: &quot;-&quot;;
(%o7)                           -
(%i8) box (sin(x) + cos(y));
            