<?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>local -- get a local symbol</title> <link rel="stylesheet" type="text/css" href="../../../../Macaulay2/Style/doc.css"/> </head> <body> <table class="buttons"> <tr> <td><div><a href="_local__Dictionaries.html">next</a> | <a href="___Local.html">previous</a> | <a href="_local__Dictionaries.html">forward</a> | <a href="___Local.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>local -- get a local symbol</h1> <div class="single"><h2>Description</h2> <div><tt>local s</tt> provides the local symbol <tt>s</tt>, creating a new symbol if necessary. The initial value of a local symbol is <a href="_null.html" title="the unique member of the empty class">null</a>.<table class="examples"><tr><td><pre>i1 : f = () -> ZZ[local t] o1 = f o1 : FunctionClosure</pre> </td></tr> <tr><td><pre>i2 : f() o2 = ZZ[t] o2 : PolynomialRing</pre> </td></tr> <tr><td><pre>i3 : t o3 = t o3 : Symbol</pre> </td></tr> </table> </div> </div> <div class="single"><h2>See also</h2> <ul><li><span><a href="_global.html" title="get a global symbol">global</a> -- get a global symbol</span></li> <li><span><a href="_symbol.html" title="get a symbol">symbol</a> -- get a symbol</span></li> </ul> </div> <div class="waystouse"><h2>For the programmer</h2> <p>The object <a href="_local.html" title="get a local symbol">local</a> is <span>a <a href="___Keyword.html">keyword</a></span>.</p> </div> </div> </body> </html>