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<a NAME="E1:49_1_1"/>
 <a href="finseq_1.html#K3" title="FINSEQ_1:func.3">len</a> <span class="p1">(<span class="default"><a href="matrixr2.html#K6" title="MATRIXR2:func.6">Base_FinSeq</a> (<font color="Maroon" title="c1">n</font>,<font color="Maroon" title="c2">i</font>)</span>)</span> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c1">n</font>
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="matrixr2.html#T74" onmouseover="rs('matrixr2/T74')" onmouseout="rh()">MATRIXR2:74</a></span>;<br/>
<span class="kw">hence </span><a NAME="E2:49_1_1"/>
 <a href="matrixr2.html#K6" title="MATRIXR2:func.6">Base_FinSeq</a> (<font color="Maroon" title="c1">n</font>,<font color="Maroon" title="c2">i</font>) is    <a href="finseq_2.html#M2" title="FINSEQ_2:mode.2">Element</a> of  <a href="euclid.html#K1" title="EUCLID:func.1">REAL</a> <font color="Maroon" title="c1">n</font>
 <span class="kw">by</span> <span class="lab"><a class="ref" href="finseq_2.html#T92" onmouseover="rs('finseq_2/T92')" onmouseout="rh()">FINSEQ_2:92</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


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