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<h1>Linear-logistic function</h1>
</div>
<p>Helper function describing a special type of dose-response curves, showing a stimulus
at subtoxic doses.</p>
<pre class="usage"><span class='fu'>linlogitf</span>(<span class='no'>x</span>,<span class='no'>k</span>,<span class='no'>f</span>,<span class='no'>mu</span>,<span class='no'>b</span>)</pre>
<h2 class="hasAnchor" id="arguments"><a class="anchor" href="#arguments"></a> Arguments</h2>
<table class="ref-arguments">
<colgroup><col class="name" /><col class="desc" /></colgroup>
<tr>
<th>x</th>
<td><p>In this context, the x variable is the dose.</p></td>
</tr>
<tr>
<th>k</th>
<td><p>In the drfit functions, k is set to 1.</p></td>
</tr>
<tr>
<th>f</th>
<td><p>One of the parameters describing the curve shape.</p></td>
</tr>
<tr>
<th>mu</th>
<td><p>The parameter describing the location of the curve (log ED50).</p></td>
</tr>
<tr>
<th>b</th>
<td><p>One of the parameters describing the curve shape.</p></td>
</tr>
</table>
<h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>
<p>The response at dose x.</p>
<h2 class="hasAnchor" id="references"><a class="anchor" href="#references"></a>References</h2>
<p>van Ewijk, P. H. and Hoekstra, J. A. (1993) <em>Ecotox Environ Safety</em>
<b>25</b> 25-32</p>
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<h2>Contents</h2>
<ul class="nav nav-pills nav-stacked">
<li><a href="#arguments">Arguments</a></li>
<li><a href="#value">Value</a></li>
<li><a href="#references">References</a></li>
</ul>
<h2>Author</h2>
Johannes Ranke
<a href='mailto:jranke@uni-bremen.de'>jranke@uni-bremen.de</a>
<a href='http://www.uft.uni-bremen.de/chemie/ranke'>http://www.uft.uni-bremen.de/chemie/ranke</a>
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