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+<head>
+ <title>graph.accessibility</title>
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+<!-- ==================== NAVIGATION BAR ==================== -->
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+ <!-- Project homepage -->
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+ ><a class="navbar" target="_top" href="http://code.google.com/p/python-graph/">python-graph</a></th>
+ </tr></table></th>
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+</table>
+<table width="100%" cellpadding="0" cellspacing="0">
+ <tr valign="top">
+ <td width="100%">
+ <span class="breadcrumbs">
+ <a href="graph-module.html">Package graph</a> ::
+ Module accessibility
+ </span>
+ </td>
+ <td>
+ <table cellpadding="0" cellspacing="0">
+ <!-- hide/show private -->
+ </table>
+ </td>
+ </tr>
+</table>
+<!-- ==================== MODULE DESCRIPTION ==================== -->
+<h1 class="epydoc">Module accessibility</h1><p class="nomargin-top"></p>
+<p>Accessibility algorithms for python-graph.</p>
+
+<!-- ==================== FUNCTIONS ==================== -->
+<a name="section-Functions"></a>
+<table class="summary" border="1" cellpadding="3"
+ cellspacing="0" width="100%" bgcolor="white">
+<tr bgcolor="#70b0f0" class="table-header">
+ <td align="left" colspan="2" class="table-header">
+ <span class="table-header">Functions</span></td>
+</tr>
+<tr>
+ <td width="15%" align="right" valign="top" class="summary">
+ <span class="summary-type">dictionary</span>
+ </td><td class="summary">
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td><span class="summary-sig"><a href="graph.accessibility-module.html#accessibility" class="summary-sig-name">accessibility</a>(<span class="summary-sig-arg">graph</span>)</span><br />
+ Accessibility matrix (transitive closure).</td>
+ <td align="right" valign="top">
+
+
+ </td>
+ </tr>
+ </table>
+
+ </td>
+ </tr>
+<tr>
+ <td width="15%" align="right" valign="top" class="summary">
+ <span class="summary-type">dictionary</span>
+ </td><td class="summary">
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td><span class="summary-sig"><a href="graph.accessibility-module.html#connected_components" class="summary-sig-name">connected_components</a>(<span class="summary-sig-arg">graph</span>)</span><br />
+ Connected components.</td>
+ <td align="right" valign="top">
+
+
+ </td>
+ </tr>
+ </table>
+
+ </td>
+ </tr>
+<tr>
+ <td width="15%" align="right" valign="top" class="summary">
+ <span class="summary-type">list</span>
+ </td><td class="summary">
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td><span class="summary-sig"><a href="graph.accessibility-module.html#cut_edges" class="summary-sig-name">cut_edges</a>(<span class="summary-sig-arg">graph</span>)</span><br />
+ Return the cut-edges of the given graph.</td>
+ <td align="right" valign="top">
+
+
+ </td>
+ </tr>
+ </table>
+
+ </td>
+ </tr>
+<tr>
+ <td width="15%" align="right" valign="top" class="summary">
+ <span class="summary-type">list</span>
+ </td><td class="summary">
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td><span class="summary-sig"><a href="graph.accessibility-module.html#cut_nodes" class="summary-sig-name">cut_nodes</a>(<span class="summary-sig-arg">graph</span>)</span><br />
+ Return the cut-nodes of the given graph.</td>
+ <td align="right" valign="top">
+
+
+ </td>
+ </tr>
+ </table>
+
+ </td>
+ </tr>
+<tr>
+ <td width="15%" align="right" valign="top" class="summary">
+ <span class="summary-type">dictionary</span>
+ </td><td class="summary">
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr>
+ <td><span class="summary-sig"><a href="graph.accessibility-module.html#mutual_accessibility" class="summary-sig-name">mutual_accessibility</a>(<span class="summary-sig-arg">graph</span>)</span><br />
+ Mutual-accessibility matrix (strongly connected components).</td>
+ <td align="right" valign="top">
+
+
+ </td>
+ </tr>
+ </table>
+
+ </td>
+ </tr>
+</table>
+<!-- ==================== FUNCTION DETAILS ==================== -->
+<a name="section-FunctionDetails"></a>
+<table class="details" border="1" cellpadding="3"
+ cellspacing="0" width="100%" bgcolor="white">
+<tr bgcolor="#70b0f0" class="table-header">
+ <td align="left" colspan="2" class="table-header">
+ <span class="table-header">Function Details</span></td>
+</tr>
+</table>
+<a name="accessibility"></a>
+<div>
+<table class="details" border="1" cellpadding="3"
+ cellspacing="0" width="100%" bgcolor="white">
+<tr><td>
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr valign="top"><td>
+ <h3 class="epydoc"><span class="sig"><span class="sig-name">accessibility</span>(<span class="sig-arg">graph</span>)</span>
+ </h3>
+ </td><td align="right" valign="top"
+ >
+ </td>
+ </tr></table>
+
+ <p>Accessibility matrix (transitive closure).</p>
+ <dl class="fields">
+ <dt>Parameters:</dt>
+ <dd><ul class="nomargin-top">
+ <li><strong class="pname"><code>graph</code></strong> (graph) - Graph.</li>
+ </ul></dd>
+ <dt>Returns: dictionary</dt>
+ <dd>Accessibility information for each node.</dd>
+ </dl>
+</td></tr></table>
+</div>
+<a name="connected_components"></a>
+<div>
+<table class="details" border="1" cellpadding="3"
+ cellspacing="0" width="100%" bgcolor="white">
+<tr><td>
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr valign="top"><td>
+ <h3 class="epydoc"><span class="sig"><span class="sig-name">connected_components</span>(<span class="sig-arg">graph</span>)</span>
+ </h3>
+ </td><td align="right" valign="top"
+ >
+ </td>
+ </tr></table>
+
+ <p>Connected components.</p>
+ <dl class="fields">
+ <dt>Parameters:</dt>
+ <dd><ul class="nomargin-top">
+ <li><strong class="pname"><code>graph</code></strong> (graph) - Graph.</li>
+ </ul></dd>
+ <dt>Returns: dictionary</dt>
+ <dd>Pairing that associates each node to its connected component.</dd>
+ </dl>
+<div class="fields"> <p><strong>Attention:</strong>
+ Indentification of connected components is meaningful only for
+ non-directed graphs.
+ </p>
+</div></td></tr></table>
+</div>
+<a name="cut_edges"></a>
+<div>
+<table class="details" border="1" cellpadding="3"
+ cellspacing="0" width="100%" bgcolor="white">
+<tr><td>
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr valign="top"><td>
+ <h3 class="epydoc"><span class="sig"><span class="sig-name">cut_edges</span>(<span class="sig-arg">graph</span>)</span>
+ </h3>
+ </td><td align="right" valign="top"
+ >
+ </td>
+ </tr></table>
+
+ <p>Return the cut-edges of the given graph.</p>
+ <dl class="fields">
+ <dt>Returns: list</dt>
+ <dd>List of cut-edges.</dd>
+ </dl>
+</td></tr></table>
+</div>
+<a name="cut_nodes"></a>
+<div>
+<table class="details" border="1" cellpadding="3"
+ cellspacing="0" width="100%" bgcolor="white">
+<tr><td>
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr valign="top"><td>
+ <h3 class="epydoc"><span class="sig"><span class="sig-name">cut_nodes</span>(<span class="sig-arg">graph</span>)</span>
+ </h3>
+ </td><td align="right" valign="top"
+ >
+ </td>
+ </tr></table>
+
+ <p>Return the cut-nodes of the given graph.</p>
+ <dl class="fields">
+ <dt>Returns: list</dt>
+ <dd>List of cut-nodes.</dd>
+ </dl>
+</td></tr></table>
+</div>
+<a name="mutual_accessibility"></a>
+<div>
+<table class="details" border="1" cellpadding="3"
+ cellspacing="0" width="100%" bgcolor="white">
+<tr><td>
+ <table width="100%" cellpadding="0" cellspacing="0" border="0">
+ <tr valign="top"><td>
+ <h3 class="epydoc"><span class="sig"><span class="sig-name">mutual_accessibility</span>(<span class="sig-arg">graph</span>)</span>
+ </h3>
+ </td><td align="right" valign="top"
+ >
+ </td>
+ </tr></table>
+
+ <p>Mutual-accessibility matrix (strongly connected components).</p>
+ <dl class="fields">
+ <dt>Parameters:</dt>
+ <dd><ul class="nomargin-top">
+ <li><strong class="pname"><code>graph</code></strong> (graph) - Graph.</li>
+ </ul></dd>
+ <dt>Returns: dictionary</dt>
+ <dd>Mutual-accessibility information for each node.</dd>
+ </dl>
+</td></tr></table>
+</div>
+<br />
+<!-- ==================== NAVIGATION BAR ==================== -->
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