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<div><span class="kw">theorem </span><a NAME="T18"><span class="comment"><font color="firebrick">:: FIB_NUM3:18</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">m</font> being   non  <a href="ordinal1.html#V8" title="ORDINAL1:attr.8">zero</a>   <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of  <a href="numbers.html#NK1" title="NUMBERS:NK.1">NAT</a>  holds   <a href="fib_num3.html#K2" title="FIB_NUM3:func.2">Lucas</a> <span class="p1">(<span class="default"><font color="Olive" title="b1">m</font> <a href="nat_1.html#K1" title="NAT_1:func.1">+</a> 1</span>)</span> <a href="xxreal_0.html#NR2" title="XXREAL_0:NR.2">&gt;=</a>  <a href="fib_num3.html#K2" title="FIB_NUM3:func.2">Lucas</a> <font color="Olive" title="b1">m</font></div></div>
