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-<html xmlns="http://www.w3.org/1999/xhtml"><head><title>Chapter 26. Numerics</title><meta name="generator" content="DocBook XSL-NS Stylesheets V1.76.1"/><meta name="keywords" content=" ISO C++ , library "/><meta name="keywords" content=" ISO C++ , runtime , library "/><link rel="home" href="../index.html" title="The GNU C++ Library"/><link rel="up" href="extensions.html" title="Part III. Extensions"/><link rel="prev" href="ext_algorithms.html" title="Chapter 25. Algorithms"/><link rel="next" href="ext_iterators.html" title="Chapter 27. Iterators"/></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 26. Numerics</th></tr><tr><td align="left"><a accesskey="p" href="ext_algorithms.html">Prev</a> </td><th width="60%" align="center">Part III.
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+ ISO C++
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+ "><meta name="keywords" content="
+ ISO C++
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+ "><link rel="home" href="../index.html" title="The GNU C++ Library"><link rel="up" href="extensions.html" title="Part III. Extensions"><link rel="prev" href="ext_algorithms.html" title="Chapter 25. Algorithms"><link rel="next" href="ext_iterators.html" title="Chapter 27. Iterators"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 26. Numerics</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="ext_algorithms.html">Prev</a> </td><th width="60%" align="center">Part III.
Extensions
-</th><td
align="right"> <a accesskey="n" href="ext_iterators.html">Next</a></td></tr></table><hr/></div><div class="chapter" title="Chapter 26. Numerics"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.numerics"/>Chapter 26. Numerics</h2></div></div></div><p>26.4, the generalized numeric operations such as <code class="code">accumulate</code>,
+</th><td
width="20%" align="right"> <a accesskey="n" href="ext_iterators.html">Next</a></td></tr></table><hr></div><div class="chapter" title="Chapter 26. Numerics"><div class="titlepage"><div><div><h2 class="title"><a name="manual.ext.numerics"></a>Chapter 26. Numerics</h2></div></div></div><p>26.4, the generalized numeric operations such as <code class="code">accumulate</code>,
are extended with the following functions:
</p><pre class="programlisting">
power (x, n);
The operation functor must be associative.
</p><p>The <code class="code">iota</code> function wins the award for Extension With the
Coolest Name (the name comes from Ken Iverson's APL language.) As
- described in the <a class="link" href="http://www.sgi.com/tech/stl/iota.html">SGI
+ described in the <a class="link" href="http://www.sgi.com/tech/stl/iota.html" target="_top">SGI
documentation</a>, it "assigns sequentially increasing values to a range.
That is, it assigns <code class="code">value</code> to <code class="code">*first</code>,
<code class="code">value + 1</code> to<code class="code"> *(first + 1)</code> and so on."
</p><pre class="programlisting">
void iota(_ForwardIter first, _ForwardIter last, _Tp value);</pre><p>The <code class="code">iota</code> function is included in the ISO C++ 2011 standard.
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