ass="w">                                                   </span><span class="p">&amp;</span>
<span class="w">     </span><span class="p">&amp;</span><span class="s1">&#39;***** FATAL ERROR--THE SECOND INPUT ARGUMENT TO THE DISCR2 SUBROU&amp;</span>
<span class="s1">     &amp;TINE IS NON-POSITIVE *****&#39;</span><span class="p">)</span>
<span class="w">         </span><span class="k">WRITE</span><span class="w"> </span><span class="p">(</span><span class="n">G_IO</span><span class="p">,</span><span class=