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<div class="section math_toolkit_utils_next_float_float_next">
<div class="titlepage"><div><div><h4 class="title">
<a name="math_toolkit.utils.next_float.float_next"></a><a class="link" href="float_next.html" title="Finding the Next Greater Representable Value (float_next)">Finding the
        Next Greater Representable Value (float_next)</a>
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<h5>
<a name="math_toolkit.utils.next_float.float_next.h0"></a>
          <span><a name="math_toolkit.utils.next_float.float_next.synopsis"></a></span><a class="link" href="float_next.html#math_toolkit.utils.next_float.float_next.synopsis">Synopsis</a>
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<p>
</p>
<pre class="programlisting"><span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">math</span><span class="special">/</span><span class="identifier">special_functions</span><span class="special">/</span><span class="identifier">next</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<p>
        </p>
<pre class="programlisting"><span class="keyword">namespace</span> <span class="identifier">boost</span><span class="special">{</span> <span class="keyword">namespace</span> <span class="identifier">math</span><span class="special">{</span>

<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">class</span> <span class="identifier">FPT</span><span class="special">&gt;</span>
<span class="identifier">FPT</span> <span class="identifier">float_next</span><span class="special">(</span><span class="identifier">FPT</span> <span class="identifier">val</span><span class="special">);</span>

<span class="special">}}</span> <span class="comment">// namespaces</span>
</pre>
<h5>
<a name="math_toolkit.utils.next_float.float_next.h1"></a>
          <span><a name="math_toolkit.utils.next_float.float_next.description___float_next"></a></span><a class="link" href="float_next.html#math_toolkit.utils.next_float.float_next.description___float_next">Description
          - float_next</a>
        </h5>
<p>
          Returns the next representable value which is greater than <span class="emphasis"><em>x</em></span>.
          If <span class="emphasis"><em>x</em></span> is non-finite then returns the result of a <a class="link" href="../../main_overview/error_handling.html#domain_error">domain_error</a>. If there is no such value greater
          than <span class="emphasis"><em>x</em></span> then returns an <a class="link" href="../../main_overview/error_handling.html#overflow_error">overflow_error</a>.
        </p>
<p>
          Has the same effect as
        </p>
<pre class="programlisting"><span class="identifier">nextafter</span><span class="special">(</span><span class="identifier">val</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">numeric_limits</span><span class="special">&lt;</span><span class="identifier">FPT</span><span class="special">&gt;::</span><span class="identifier">max</span><span class="special">());</span>
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