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<a name="Nonlinear-Equations-1"></a>
<h2 class="chapter">8 Nonlinear Equations</h2>
<a name="index-nonlinear-equations"></a>
<dl>
<dt><a name="index-NLEqn_005foptions"></a>: <em></em> <strong>NLEqn_options</strong> <em>(void)</em></dt>
<dt><a name="index-NLEqn_005foptions-1"></a>: <em></em> <strong>NLEqn_options</strong> <em>(const NLEqn_options &<var>opt</var>)</em></dt>
</dl>
<dl>
<dt><a name="index-operator-_003d-27"></a>: <em>NLEqn_options&</em> <strong>operator =</strong> <em>(const NLEqn_options &<var>opt</var>)</em></dt>
</dl>
<dl>
<dt><a name="index-init"></a>: <em>void</em> <strong>init</strong> <em>(void)</em></dt>
</dl>
<dl>
<dt><a name="index-copy"></a>: <em>void</em> <strong>copy</strong> <em>(const NLEqn_options &<var>opt</var>)</em></dt>
</dl>
<dl>
<dt><a name="index-set_005fdefault_005foptions"></a>: <em>void</em> <strong>set_default_options</strong> <em>(void)</em></dt>
</dl>
<dl>
<dt><a name="index-set_005ftolerance"></a>: <em>void</em> <strong>set_tolerance</strong> <em>(double <var>val</var>)</em></dt>
</dl>
<dl>
<dt><a name="index-tolerance"></a>: <em>double</em> <strong>tolerance</strong> <em>(void)</em></dt>
</dl>
<dl>
<dt><a name="index-NLEqn"></a>: <em></em> <strong>NLEqn</strong> <em>(void)</em></dt>
<dt><a name="index-NLEqn-1"></a>: <em></em> <strong>NLEqn</strong> <em>(const ColumnVector&, const <var>NLFunc</var>)</em></dt>
<dt><a name="index-NLEqn-2"></a>: <em></em> <strong>NLEqn</strong> <em>(const NLEqn &<var>a</var>)</em></dt>
</dl>
<dl>
<dt><a name="index-operator-_003d-28"></a>: <em>NLEqn&</em> <strong>operator =</strong> <em>(const NLEqn &<var>a</var>)</em></dt>
</dl>
<dl>
<dt><a name="index-resize"></a>: <em>void</em> <strong>resize</strong> <em>(int <var>n</var>)</em></dt>
</dl>
<dl>
<dt><a name="index-set_005fstates"></a>: <em>void</em> <strong>set_states</strong> <em>(const ColumnVector &<var>x</var>)</em></dt>
</dl>
<dl>
<dt><a name="index-states"></a>: <em>ColumnVector</em> <strong>states</strong> <em>(void) const</em></dt>
</dl>
<dl>
<dt><a name="index-size"></a>: <em>int</em> <strong>size</strong> <em>(void) const</em></dt>
</dl>
<dl>
<dt><a name="index-solve-21"></a>: <em>ColumnVector</em> <strong>solve</strong> <em>(void)</em></dt>
<dt><a name="index-solve-22"></a>: <em>ColumnVector</em> <strong>solve</strong> <em>(const ColumnVector &<var>x</var>)</em></dt>
</dl>
<dl>
<dt><a name="index-solve-23"></a>: <em>ColumnVector</em> <strong>solve</strong> <em>(int &<var>info</var>)</em></dt>
<dt><a name="index-solve-24"></a>: <em>ColumnVector</em> <strong>solve</strong> <em>(const ColumnVector &<var>x</var>, int &<var>info</var>)</em></dt>
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