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<b>let </b><font color="Maroon" title="c1">S1</font>, <font color="Maroon" title="c2">S2</font> be  non <a href="struct_0.html#V2" title="STRUCT_0:attr.2">empty</a>  <a href="struct_0.html#L1" title="STRUCT_0:struct.1">1-sorted</a> ;<br/>

<b>assume </b><a NAME="E1:71"/><i><font color="Green" title="E38">A1</font></i>: 
the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <font color="Maroon" title="c1">S1</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <font color="Maroon" title="c2">S2</font>
 ;<br/>

<b>let </b><font color="Maroon" title="c3">N</font> be  <a href="yellow_6.html#V1" title="YELLOW_6:attr.1">constant</a> <a href="waybel_0.html#NM2" title="WAYBEL_0:NM.2">net</a> of <font color="Maroon" title="c1">S1</font>;<br/>

<b>reconsider </b><font color="Maroon" title="c4">M</font> = <font color="Maroon" title="c3">N</font> as   <a href="waybel_0.html#NM2" title="WAYBEL_0:NM.2">net</a> of <font color="Maroon" title="c2">S2</font> <b>by </b><i><a class="txt" href="yellow_6.html#E1:71"><i><font color="Green" title="E38">A1</font></i></a></i>;<br/>
<a NAME="E3:71"/>
the <a href="waybel_0.html#U1" title="WAYBEL_0:sel.1">mapping</a> of <font color="Maroon" title="c3">N</font> is <a href="funct_1.html#V3" title="FUNCT_1:attr.3">constant</a>
 
;<br/>
<a NAME="E4:71"/><b>then </b>
the <a href="waybel_0.html#U1" title="WAYBEL_0:sel.1">mapping</a> of <font color="Maroon" title="c4">M</font> is <a href="funct_1.html#V3" title="FUNCT_1:attr.3">constant</a>
 
;<br/>
<b>hence </b><a NAME="E5:71"/>
<font color="Maroon" title="c3">N</font> is  <a href="yellow_6.html#V1" title="YELLOW_6:attr.1">constant</a> <a href="waybel_0.html#NM2" title="WAYBEL_0:NM.2">net</a> of <font color="Maroon" title="c2">S2</font>
 <b>by </b><i><a class="ref" href="yellow_6.html#D6" target="_self" title="YELLOW_6:def.6">Def6</a></i>;<br/>


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