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<div>:: <span class="kw">deftheorem </span>   defines <a href="fib_num.html#K1" title="FIB_NUM:func.1">tau</a> <a onclick="hs(this)" href="javascript:()">FIB_NUM:def 1 : <br/></a><span> <a href="fib_num.html#K1" title="FIB_NUM:func.1">tau</a>  <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1">(<span class="default">1 <a href="xcmplx_0.html#K2" title="XCMPLX_0:func.2">+</a> <span class="p2">(<span class="default"><a href="square_1.html#K3" title="SQUARE_1:func.3">sqrt</a> 5</span>)</span></span>)</span> <a href="xcmplx_0.html#K7" title="XCMPLX_0:func.7">/</a> 2;<br/></span></div>
