<?xml version="1.0" encoding="utf-8" ?> <!-- for emacs: -*- coding: utf-8 -*- --> <!-- Apache may like this line in the file .htaccess: AddCharset utf-8 .html --> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" "http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg-flat.dtd" > <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en"> <head><title>subsets(List) -- produce all the subsets</title> <link rel="stylesheet" type="text/css" href="../../../../Macaulay2/Style/doc.css"/> </head> <body> <table class="buttons"> <tr> <td><div><a href="_subsets_lp__List_cm__Z__Z_rp.html">next</a> | <a href="_subsets.html">previous</a> | <a href="_subsets_lp__List_cm__Z__Z_rp.html">forward</a> | <a href="_subsets.html">backward</a> | up | <a href="index.html">top</a> | <a href="master.html">index</a> | <a href="toc.html">toc</a> | <a href="http://www.math.uiuc.edu/Macaulay2/">Macaulay2 web site</a></div> </td> </tr> </table> <hr/> <div><h1>subsets(List) -- produce all the subsets</h1> <div class="single"><h2>Synopsis</h2> <ul><li><span>Function: <a href="_subsets.html" title="produce all the subsets">subsets</a></span></li> </ul> </div> <div class="single"><h2>Description</h2> <div><tt>subsets s</tt> -- yields a list of the subsets of the list <tt>s</tt>.<p/> The subsets are returned as lists whose elements are in the same order.<table class="examples"><tr><td><pre>i1 : subsets {1,2,3} o1 = {{}, {1}, {2}, {1, 2}, {3}, {1, 3}, {2, 3}, {1, 2, 3}} o1 : List</pre> </td></tr> </table> </div> </div> </div> </body> </html>