rdtype">pure</span> <span class="keyword">module</span> function es1_get_diff_tol(this) result(x)</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        <span class="keywordtype">class</span>(equation_solver_1var), <span class="keywordtype">intent(in)</span> :: this</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="keywordtype">        real</span>(real64) :: x</div>
<div class="line"><a name="l00065"></a><span class="lineno"