 class="code hl_class" href="classfpm_1_1fixed.html">fx12</a> FX12_1_PI      = <a class="code hl_typedef" href="submath_8h.html#a34079e067c653f58b234cba22bcfc525">fx12</a>(1317, 4096);   <span class="comment">// 0.3183098861837907 (1/π)</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno">  104</span><span class="keyword">constexpr</span> <a class="code hl_class" href="classfpm_1_1fixed.html">fx12</a> FX12_2_PI      = <a class="code hl_typedef" href="submath_8h.html#a34079e0