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<span class="kw">let </span><font color="Maroon" title="c4">a</font> be   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <font color="Maroon" title="c1">R</font>; <a class="txt" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="Red">::  thesis: </font></span></a><span class="hide"> <font color="Maroon" title="c4">a</font> <a href="gcd_1.html#R3" title="GCD_1:pred.3">is_associated_to</a> <font color="Maroon" title="c4">a</font></span><br/>

<span class="kw">thus </span><a NAME="E1:12_1_1"/>
( <font color="Maroon" title="c4">a</font> <a href="gcd_1.html#R2" title="GCD_1:pred.2">divides</a> <font color="Maroon" title="c4">a</font> &amp; <font color="Maroon" title="c4">a</font> <a href="gcd_1.html#R2" title="GCD_1:pred.2">divides</a> <font color="Maroon" title="c4">a</font> )
 ; <span class="comment"><font color="Red">:: according to </font></span><a class="ref" href="gcd_1.html#D3" target="_self" title="GCD_1:def.3">GCD_1:def 3</a> <a class="txt" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="Red">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


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