i> with a single rounding. The error bound of
these functions are 0.5000000001 ULP.
</p>

<hr/>

<p class="funcname"><b id="Sleef_ldexpq1" class="func">Sleef_ldexpq1</b>, <b id="Sleef_ldexpq1_purec" class="func">Sleef_ldexpq1_purec</b>, <b id="Sleef_ldexpq1_purecldexp" class="func">Sleef_ldexpq1_purecfma</b> - multiply by integral power of 2</p>

<p class="header">Synopsis</p>

<p class="synopsis">
#include &lt;sleefquad.h&gt;<br/>
<br/>
<b class="type">Sleef_quad</b> <b class="func">Sleef_ldexpq1</b>( <b c