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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E40">Th48</font></span>: <a NAME="T48"><span class="comment"><font color="firebrick">:: CAT_8:48</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">C1</font>, <font color="Olive" title="b2">C2</font> being   <a href="cat_6.html#NM2" title="CAT_6:NM.2">category</a> holds  <font color="Olive" title="b1">C1</font> <a href="cat_8.html#K8" title="CAT_8:func.8">[x]</a> <font color="Olive" title="b2">C2</font>, <a href="cat_8.html#K9" title="CAT_8:func.9">pr1</a> (<font color="Olive" title="b1">C1</font>,<font color="Olive" title="b2">C2</font>), <a href="cat_8.html#K10" title="CAT_8:func.10">pr2</a> (<font color="Olive" title="b1">C1</font>,<font color="Olive" title="b2">C2</font>) <a href="cat_8.html#R2" title="CAT_8:pred.2">is_product_of</a> <font color="Olive" title="b1">C1</font>,<font color="Olive" title="b2">C2</font></div></div>
