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<div><span class="kw">theorem </span><a NAME="T13"><span class="comment"><font color="firebrick">:: INT_3:13</font></span><br/></a><div class="add"> <a href="struct_0.html#K5" title="STRUCT_0:func.5">1.</a> <a href="int_3.html#K1" title="INT_3:func.1">INT.Ring</a> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 1 ;<br/></div></div>
