<dt class="spec method" id="method-_LOG2E"><a href="#method-_LOG2E" class="anchor"></a><code><span class="keyword">method</span> _LOG2E : <span>float <a href="../index.html#type-readonly_prop">readonly_prop</a></span></code></dt><dt class="spec method" id="method-_PI"><a href="#method-_PI" class="anchor"></a><code><span class="keyword">method</span> _PI : <span>float <a href="../index.html#type-readonly_prop">readonly_prop</a></span></code></dt><dt class="spec method" id="method-_SQRT1_2_"><a href="#method-