EVOLUTION-MANAGER
Edit File: union.igraph.vs.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>R: Union of vertex sequences</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link rel="stylesheet" type="text/css" href="R.css" /> </head><body> <table width="100%" summary="page for union.igraph.vs {igraph}"><tr><td>union.igraph.vs {igraph}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Union of vertex sequences</h2> <h3>Description</h3> <p>Union of vertex sequences </p> <h3>Usage</h3> <pre> ## S3 method for class 'igraph.vs' union(...) </pre> <h3>Arguments</h3> <table summary="R argblock"> <tr valign="top"><td><code>...</code></td> <td> <p>The vertex sequences to take the union of.</p> </td></tr> </table> <h3>Details</h3> <p>They must belong to the same graph. Note that this function has ‘set’ semantics and the multiplicity of vertices is lost in the result. (This is to match the behavior of the based <code>unique</code> function.) </p> <h3>Value</h3> <p>A vertex sequence that contains all vertices in the given sequences, exactly once. </p> <h3>See Also</h3> <p>Other vertex and edge sequence operations: <code><a href="c.igraph.es.html">c.igraph.es</a>()</code>, <code><a href="c.igraph.vs.html">c.igraph.vs</a>()</code>, <code><a href="difference.igraph.es.html">difference.igraph.es</a>()</code>, <code><a href="difference.igraph.vs.html">difference.igraph.vs</a>()</code>, <code><a href="igraph-es-indexing2.html">igraph-es-indexing2</a></code>, <code><a href="igraph-es-indexing.html">igraph-es-indexing</a></code>, <code><a href="igraph-vs-indexing2.html">igraph-vs-indexing2</a></code>, <code><a href="igraph-vs-indexing.html">igraph-vs-indexing</a></code>, <code><a href="intersection.igraph.es.html">intersection.igraph.es</a>()</code>, <code><a href="intersection.igraph.vs.html">intersection.igraph.vs</a>()</code>, <code><a href="rev.igraph.es.html">rev.igraph.es</a>()</code>, <code><a href="rev.igraph.vs.html">rev.igraph.vs</a>()</code>, <code><a href="union.igraph.es.html">union.igraph.es</a>()</code>, <code><a href="unique.igraph.es.html">unique.igraph.es</a>()</code>, <code><a href="unique.igraph.vs.html">unique.igraph.vs</a>()</code> </p> <h3>Examples</h3> <pre> g <- make_(ring(10), with_vertex_(name = LETTERS[1:10])) union(V(g)[1:6], V(g)[5:10]) </pre> <hr /><div style="text-align: center;">[Package <em>igraph</em> version 1.3.5 <a href="00Index.html">Index</a>]</div> </body></html>