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<b>take </b>
 <a href="vectsp_1.html#K2" title="VECTSP_1:func.2">F_Real</a> 
;<br/>

<b>thus </b><a NAME="E1:21_1_1"/>
 <a href="vectsp_1.html#K2" title="VECTSP_1:func.2">F_Real</a>  is <a href="vectsp_1.html#V4" title="VECTSP_1:attr.4">well-unital</a>
 ;<br/>


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