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<b>let </b><font color="Maroon" title="c2">Y0</font> be  non <a href="struct_0.html#V3" title="STRUCT_0:attr.3">empty</a>  <a href="tsp_1.html#M2" title="TSP_1:mode.2">SubSpace</a> of <font color="Maroon" title="c1">Y</font>;<br/>

<b>assume </b><a NAME="E1:18_1_1"/><i><font color="Green" title="E16">A1</font></i>: 
<font color="Maroon" title="c2">Y0</font> is <a href="tsp_2.html#V2" title="TSP_2:attr.2">maximal_T_0</a>
 ;<br/>

<b>reconsider </b><font color="Maroon" title="c3">A</font> = the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <font color="Maroon" title="c2">Y0</font> as   <a href="struct_0.html#NM2" title="STRUCT_0:NM.2">Subset</a> of <font color="Maroon" title="c1">Y</font> <b>by </b><i><a class="txt" href="tsp_2.html#E19"><i><font color="Green" title="E15">Lm1</font></i></a></i>;<br/>
<a NAME="E3:18_1_1"/>
<font color="Maroon" title="c3">A</font> is <a href="tsp_2.html#V1" title="TSP_2:attr.1">maximal_T_0</a>
 
<b>by </b><i><a class="txt" href="tsp_2.html#E1:18_1_1"><i><font color="Green" title="E16">A1</font></i></a>, <a class="ref" href="tsp_2.html#T11" target="_self" title="TSP_2:th.11">Th11</a></i>;<br/>
<a NAME="E4:18_1_1"/><b>then </b>
<font color="Maroon" title="c3">A</font> is <a href="tsp_1.html#V1" title="TSP_1:attr.1">T_0</a>
 
<b>by </b><i><a class="ref" href="tsp_2.html#D4" target="_self" title="TSP_2:def.4">Def4</a></i>;<br/>
<b>hence </b><a NAME="E5:18_1_1"/>
<font color="Maroon" title="c2">Y0</font> is <a href="t_0topsp.html#V2" title="T_0TOPSP:attr.2">T_0</a>
 <b>by </b><i><a class="ref" href="tsp_1.html#T15" title="TSP_1:th.15">TSP_1:15</a></i>;<br/>


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