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diff --git a/doc/strong_conn.1.html b/doc/strong_conn.1.html new file mode 100644 index 0000000..4b4e0af --- /dev/null +++ b/doc/strong_conn.1.html @@ -0,0 +1,199 @@ +<!DOCTYPE html> +<html> +<head> + <meta http-equiv='content-type' value='text/html;charset=utf8'> + <meta name='generator' value='Ronn/v0.7.3 (http://github.com/rtomayko/ronn/tree/0.7.3)'> + <title>strong_conn(1) - Find the strongly connected components of a directed graph</title> + <style type='text/css' media='all'> + /* style: man */ + body#manpage {margin:0} + .mp {max-width:100ex;padding:0 9ex 1ex 4ex} + .mp p,.mp pre,.mp ul,.mp ol,.mp dl {margin:0 0 20px 0} + .mp h2 {margin:10px 0 0 0} + .mp > p,.mp > pre,.mp > ul,.mp > ol,.mp > dl {margin-left:8ex} + .mp h3 {margin:0 0 0 4ex} + .mp dt {margin:0;clear:left} + .mp dt.flush {float:left;width:8ex} + .mp dd {margin:0 0 0 9ex} + .mp h1,.mp h2,.mp h3,.mp h4 {clear:left} + .mp pre {margin-bottom:20px} + .mp pre+h2,.mp pre+h3 {margin-top:22px} + .mp h2+pre,.mp h3+pre {margin-top:5px} + .mp img {display:block;margin:auto} + .mp h1.man-title {display:none} + .mp,.mp code,.mp pre,.mp tt,.mp kbd,.mp samp,.mp h3,.mp h4 {font-family:monospace;font-size:14px;line-height:1.42857142857143} + .mp h2 {font-size:16px;line-height:1.25} + .mp h1 {font-size:20px;line-height:2} + .mp {text-align:justify;background:#fff} + .mp,.mp code,.mp pre,.mp pre code,.mp tt,.mp kbd,.mp samp {color:#131211} + .mp h1,.mp h2,.mp h3,.mp h4 {color:#030201} + .mp u {text-decoration:underline} + .mp code,.mp strong,.mp b {font-weight:bold;color:#131211} + .mp em,.mp var {font-style:italic;color:#232221;text-decoration:none} + .mp a,.mp a:link,.mp a:hover,.mp a code,.mp a pre,.mp a tt,.mp a kbd,.mp a samp {color:#0000ff} + .mp b.man-ref {font-weight:normal;color:#434241} + .mp pre {padding:0 4ex} + .mp pre code {font-weight:normal;color:#434241} + .mp h2+pre,h3+pre {padding-left:0} + ol.man-decor,ol.man-decor li {margin:3px 0 10px 0;padding:0;float:left;width:33%;list-style-type:none;text-transform:uppercase;color:#999;letter-spacing:1px} + ol.man-decor {width:100%} + ol.man-decor li.tl {text-align:left} + ol.man-decor li.tc {text-align:center;letter-spacing:4px} + ol.man-decor li.tr {text-align:right;float:right} + </style> + <style type='text/css' media='all'> + /* style: toc */ + .man-navigation {display:block !important;position:fixed;top:0;left:113ex;height:100%;width:100%;padding:48px 0 0 0;border-left:1px solid #dbdbdb;background:#eee} + .man-navigation a,.man-navigation a:hover,.man-navigation a:link,.man-navigation a:visited {display:block;margin:0;padding:5px 2px 5px 30px;color:#999;text-decoration:none} + .man-navigation a:hover {color:#111;text-decoration:underline} + </style> +</head> +<!-- + The following styles are deprecated and will be removed at some point: + div#man, div#man ol.man, div#man ol.head, div#man ol.man. + + The .man-page, .man-decor, .man-head, .man-foot, .man-title, and + .man-navigation should be used instead. +--> +<body id='manpage'> + <div class='mp' id='man'> + + <div class='man-navigation' style='display:none'> + <a href="#NAME">NAME</a> + <a href="#SYNOPSIS">SYNOPSIS</a> + <a href="#DESCRIPTION">DESCRIPTION</a> + <a href="#PARAMETERS">PARAMETERS</a> + <a href="#OUTPUT">OUTPUT</a> + <a href="#EXAMPLES">EXAMPLES</a> + <a href="#SEE-ALSO">SEE ALSO</a> + <a href="#REFERENCES">REFERENCES</a> + <a href="#AUTHORS">AUTHORS</a> + </div> + + <ol class='man-decor man-head man head'> + <li class='tl'>strong_conn(1)</li> + <li class='tc'>www.complex-networks.net</li> + <li class='tr'>strong_conn(1)</li> + </ol> + + <h2 id="NAME">NAME</h2> +<p class="man-name"> + <code>strong_conn</code> - <span class="man-whatis">Find the strongly connected components of a directed graph</span> +</p> + +<h2 id="SYNOPSIS">SYNOPSIS</h2> + +<p><code>strong_conn</code> <var>graph_in</var> [SHOW]</p> + +<h2 id="DESCRIPTION">DESCRIPTION</h2> + +<p><code>strong_conn</code> finds the strongly connected components of the directed +graph given as input using the Kosaraju-Sharir algorithm, and prints +the size of each of them. If the optional second parameter <code>SHOW</code> is +provided, the program dumps on output also the list of nodes belonging +to each component.</p> + +<h2 id="PARAMETERS">PARAMETERS</h2> + +<dl> +<dt><var>graph_in</var></dt><dd><p> input graph (edge list) if equal to <code>-</code> (dash), read the edge list + from STDIN.</p></dd> +<dt class="flush">SHOW</dt><dd><p> If the (optional) second parameter is equal to <code>SHOW</code>, the program + will dump on output the list of all the nodes belonging to each + strongly connected component.</p></dd> +</dl> + + +<h2 id="OUTPUT">OUTPUT</h2> + +<p><code>strong_conn</code> prints on the standard output the size of all the +strongly connected components of the directed graph given as input, +one per line:</p> + +<pre><code> size_1 + size_2 + size_3 + ..... +</code></pre> + +<p>where <code>size_1</code> is the size of the first component, <code>size_2</code> is the +size of the second component, and so on. Notice that the sizes are not +sorted. If <code>SHOW</code> is given, the program shows the list of nodes +belonging to each strongly connected component, in the format:</p> + +<pre><code>size_1: node_1 node_2 node_3 ... +size_2: node_1 node_2 node_3 ... +</code></pre> + +<h2 id="EXAMPLES">EXAMPLES</h2> + +<p>The following command:</p> + +<pre><code> $ strong_conn web-NotreDame.net + 53968 + 1 + 1 + 1 + 1 + 1 + 1 + .... + $ +</code></pre> + +<p>shows on output the size of the strongly connected component of the +graph <code>web-NotreDame.net</code> (the NotreDame WWW data set), in no particular +order. In this case the graph has 203609 strongly connected +components, most of them containing only 1 isolated node. If we want +to know who are the nodes belonging to each connected component, we +run:</p> + +<pre><code> $ strong_conn web-NotreDame.net SHOW + 53968: 0 1 3 4 5 6 7 8..... + ..... 325727 325728 + 1: 351 + 1: 350 + 1: 2209 + 1: 2208 + 1: 2206 + 1: 10609 + .... + $ +</code></pre> + +<p>It is better to save the output of <code>strong_conn</code> into a file, e.g. by +using:</p> + +<pre><code> $ strong_conn web-NotreDame.net SHOW > web-NotreDame.net_scc +</code></pre> + +<h2 id="SEE-ALSO">SEE ALSO</h2> + +<p><a class="man-ref" href="components.1.html">components<span class="s">(1)</span></a>, <a class="man-ref" href="node_components.1.html">node_components<span class="s">(1)</span></a>, <a class="man-ref" href="largest_component.1.html">largest_component<span class="s">(1)</span></a></p> + +<h2 id="REFERENCES">REFERENCES</h2> + +<ul> +<li><p>V. Latora, V. Nicosia, G. Russo, "Complex Networks: Principles, +Methods and Applications", Chapter 6, Cambridge University Press +(2017)</p></li> +<li><p>V. Latora, V. Nicosia, G. Russo, "Complex Networks: Principles, +Methods and Applications", Appendix 8, Cambridge University Press +(2017)</p></li> +</ul> + + +<h2 id="AUTHORS">AUTHORS</h2> + +<p>(c) Vincenzo 'KatolaZ' Nicosia 2009-2017 <code><v.nicosia@qmul.ac.uk></code>.</p> + + + <ol class='man-decor man-foot man foot'> + <li class='tl'>www.complex-networks.net</li> + <li class='tc'>September 2017</li> + <li class='tr'>strong_conn(1)</li> + </ol> + + </div> +</body> +</html> |