"></a><span class="lineno">   10</span>&#160;        <span class="keywordtype">procedure</span>(ode_jacobian), <span class="keywordtype">pointer</span>, <span class="keywordtype">intent(in)</span>, <span class="keywordtype">optional</span> :: jac</div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;        <span class="keyword">nullify</span>(this%m_fcn)</div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;        <span class="keyword">nullify</s