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+<HTML>
+<!--
+  -- Copyright (c) Jeremy Siek 2000
+  --
+  -- Permission to use, copy, modify, distribute and sell this software
+  -- and its documentation for any purpose is hereby granted without fee,
+  -- provided that the above copyright notice appears in all copies and
+  -- that both that copyright notice and this permission notice appear
+  -- in supporting documentation.  Silicon Graphics makes no
+  -- representations about the suitability of this software for any
+  -- purpose.  It is provided "as is" without express or implied warranty.
+  -->
+<Head>
+<Title>Assignable</Title>
+</HEAD>
+<BODY BGCOLOR="#ffffff" LINK="#0000ee" TEXT="#000000" VLINK="#551a8b" 
+        ALINK="#ff0000"> 
+<IMG SRC="../../c++boost.gif" 
+     ALT="C++ Boost" width="277" height="86"> 
+<!--end header-->
+<BR Clear>
+<H1>Assignable</H1>
+
+<h3>Description</h3>
+A type is Assignable if it is possible to assign one object of the type
+to another object of that type.
+
+
+<h3>Notation</h3>
+<Table>
+<TR>
+<TD VAlign=top>
+<tt>T</tt>
+</TD>
+<TD VAlign=top>
+is type that is a model of Assignable
+</TD>
+</TR>
+
+<TR>
+<TD VAlign=top>
+<tt>t</tt>
+</TD>
+<TD VAlign=top>
+is an object of type <tt>T</tt>
+</TD>
+</tr>
+
+<TR>
+<TD VAlign=top>
+<tt>u</tt>
+</TD>
+<TD VAlign=top>
+is an object of type <tt>T</tt> or possibly <tt>const T</tt>
+</TD>
+</tr>
+
+</table>
+<h3>Definitions</h3>
+<h3>Valid expressions</h3>
+<Table border>
+<TR>
+<TH>
+Name
+</TH>
+<TH>
+Expression
+</TH>
+<TH>
+Return type
+</TH>
+<TH>
+Semantics
+</TH>
+</TR>
+<TR>
+<TD VAlign=top>
+Assignment
+</TD>
+<TD VAlign=top>
+<tt>t = u</tt>
+</TD>
+<TD VAlign=top>
+<tt>T&amp;</tt>
+</TD>
+<TD VAlign=top>
+<tt>t</tt> is equivalent to <tt>u</tt>
+</TD>
+</TR>
+
+</table>
+
+
+</table>
+<h3>Models</h3>
+
+<UL>
+<LI><tt>int</tt>
+<LI><tt>std::pair</tt>
+</UL>
+
+<h3>See also</h3>
+<a href="http://www.sgi.com/Technology/STL/DefaultConstructible.html">DefaultConstructible</A>
+and 
+<A href="./CopyConstructible.html">CopyConstructible</A>
+
+<br>
+<HR>
+<TABLE>
+<TR valign=top>
+<TD nowrap>Copyright &copy 2000</TD><TD>
+<A HREF=http://www.lsc.nd.edu/~jsiek>Jeremy Siek</A>, Univ.of Notre Dame (<A HREF="mailto:jsiek@lsc.nd.edu">jsiek@lsc.nd.edu</A>)
+</TD></TR></TABLE>
+
+</BODY>
+</HTML> 

+`T` +	+is type that is a model of Assignable +
+`t` +	+is an object of type `T` +
+`u` +	+is an object of type `T` or possibly `const T` +