="l00071" name="l00071"></a><span class="lineno">   71</span><span class="keyword">constexpr</span> <a class="code hl_class" href="classfpm_1_1fixed.html">fx8</a> FX8_SQRT1_2   = <a class="code hl_typedef" href="submath_8h.html#a3c7575e4052233f0448150e835947be1">fx8</a>(181, 256);  <span class="comment">// 0.7071067811865475 (1/√2)</span></div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span><span class="keyword">constexpr</span> <a class="code hl_class" href="classfpm_