"mf">1.0d0</span><span class="p">)</span><span class="w"> </span><span class="k">exit</span>
<span class="k">      </span><span class="n">z</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mf">1.0d0</span><span class="o">/</span><span class="n">z</span>
<span class="w">   </span><span class="k">enddo</span>
<span class="k">   </span><span class="n">t</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">d</span><span class="p"