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<b>consider </b><font color="Maroon" title="c3">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 <font color="Maroon" title="c2">V</font><b> such that </b><br/><a NAME="E2:18_1_1"/><i><font color="Green" title="E12">A1</font></i>: 
<font color="Maroon" title="c3">A</font> is    <a href="vectsp_7.html#M1" title="VECTSP_7:mode.1">Basis</a> of <font color="Maroon" title="c2">V</font>
 <b>by </b><i><a class="ref" href="matrlin.html#D3" target="_self" title="MATRLIN:def.3">Def3</a></i>;<br/>
<b>consider </b><font color="Maroon" title="c4">p</font> being   <a href="finseq_1.html#NM1" title="FINSEQ_1:NM.1">FinSequence</a><b> such that </b><br/><a NAME="E4:18_1_1"/><i><font color="Green" title="E13">A2</font></i>: 
 <a href="relat_1.html#K2" title="RELAT_1:func.2">rng</a> <font color="Maroon" title="c4">p</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c3">A</font>
 <b>and </b><br/><a NAME="E5:18_1_1"/><i><font color="Green" title="E14">A3</font></i>: 
<font color="Maroon" title="c4">p</font> is <a href="funct_1.html#V2" title="FUNCT_1:attr.2">one-to-one</a>
 <b>by </b><i><a class="ref" href="finseq_4.html#T73" title="FINSEQ_4:th.73">FINSEQ_4:73</a></i>;<br/>
<b>reconsider </b><font color="Maroon" title="c5">p</font> = <font color="Maroon" title="c4">p</font> as   <a href="struct_0.html#NM7" title="STRUCT_0:NM.7">FinSequence</a> of <font color="Maroon" title="c2">V</font> <b>by </b><i><a class="txt" href="matrlin.html#E4:18_1_1"><i><font color="Green" title="E13">A2</font></i></a>, <a class="ref" href="finseq_1.html#D4" title="FINSEQ_1:def.4">FINSEQ_1:def 4</a></i>;<br/>
<b>take </b><font color="Maroon" title="c6">f</font> = <font color="Maroon" title="c5">p</font>;<br/>

<b>thus </b><a NAME="E7:18_1_1"/>
<font color="Maroon" title="c6">f</font> is <a href="funct_1.html#V2" title="FUNCT_1:attr.2">one-to-one</a>
 <b>by </b><i><a class="txt" href="matrlin.html#E5:18_1_1"><i><font color="Green" title="E14">A3</font></i></a></i>;<br/>

<b>thus </b><a NAME="E8:18_1_1"/>
 <a href="relat_1.html#K2" title="RELAT_1:func.2">rng</a> <font color="Maroon" title="c6">f</font> is    <a href="vectsp_7.html#M1" title="VECTSP_7:mode.1">Basis</a> of <font color="Maroon" title="c2">V</font>
 <b>by </b><i><a class="txt" href="matrlin.html#E2:18_1_1"><i><font color="Green" title="E12">A1</font></i></a>, <a class="txt" href="matrlin.html#E4:18_1_1"><i><font color="Green" title="E13">A2</font></i></a></i>;<br/>


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