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<div><span class="kw">theorem </span><a NAME="T19"><span class="comment"><font color="firebrick">:: ZMODUL07:19</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">A</font> being   <a href="finset_1.html#V1" title="FINSET_1:attr.1">finite</a>  <a href="struct_0.html#NM2" title="STRUCT_0:NM.2">Subset</a> of <a href="zmodul07.html#K3" title="ZMODUL07:func.3">Rat-Module</a> holds   <a href="zmodul03.html#K1" title="ZMODUL03:func.1">rank</a> <span class="p1">(<span class="default"><a href="vectsp_7.html#K1" title="VECTSP_7:func.1">Lin</a> <font color="Olive" title="b1">A</font></span>)</span> <a href="xxreal_0.html#R1" title="XXREAL_0:pred.1">&lt;=</a> 1</div></div>
