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<b>let </b><font color="Maroon">U0</font> be  <a href="unialg_2.html#V2">with_const_op</a> <a href="unialg_1.html#NM2">Universal_Algebra</a>;<br/><b>let </b><font color="Maroon">U1</font> be  <a href="unialg_1.html#V3">strict</a>  <a href="unialg_2.html#M3">SubAlgebra</a> of <font color="Maroon">U0</font>;<br/>



<a NAME="E1:18"/>
<font color="Maroon">U1</font> <a href="hidden.html#R2">in</a>  <a href="unialg_3.html#K1" target="_self">Sub</a> <font color="Maroon">U0</font>
 
<b>by </b><i/>;<br/>
<a NAME="E2:18"/><b>then </b><i><font color="Green">E26</font></i>: 
<span class="p1">(<span class="default"><a href="unialg_3.html#K6" target="_self">Carr</a> <font color="Maroon">U0</font></span>)</span> <a href="funct_1.html#K1">.</a> <font color="Maroon">U1</font> <a href="hidden.html#R1">=</a> the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">U1</font>
 
<b>by </b><i/>;<br/>
<a NAME="E3:18"/>
 <a href="unialg_2.html#K6">Constants</a> <font color="Maroon">U1</font> <a href="hidden.html#R1">=</a>  <a href="unialg_2.html#K6">Constants</a> <font color="Maroon">U0</font>
 
<b>by </b><i/>;<br/>
<b>hence </b><a NAME="E4:18"/>
 <a href="unialg_2.html#K6">Constants</a> <font color="Maroon">U0</font> <a href="tarski.html#R1">c=</a> <span class="p1">(<span class="default"><a href="unialg_3.html#K6" target="_self">Carr</a> <font color="Maroon">U0</font></span>)</span> <a href="funct_1.html#K1">.</a> <font color="Maroon">U1</font>
 <b>by </b><i/>;<br/>


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