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<div><span class="kw">theorem </span><a NAME="T3"><span class="comment"><font color="firebrick">:: SGRAPH1:3</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">n</font> being   <a href="ordinal1.html#NM6" title="ORDINAL1:NM.6">Nat</a> holds   <a href="sgraph1.html#K1" title="SGRAPH1:func.1">nat_interval</a> (1,<font color="Olive" title="b1">n</font>) <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="finseq_1.html#K2" title="FINSEQ_1:func.2">Seg</a> <font color="Olive" title="b1">n</font> ;<br/></div></div>
