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<div>:: <span class="kw">deftheorem </span>   defines <a href="realset2.html#K2" title="REALSET2:func.2">mult_2</a> <a onclick="hs(this)" href="javascript:()">REALSET2:def 2 : <br/></a><span> <a href="realset2.html#K2" title="REALSET2:func.2">mult_2</a>  <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><span class="p3">(<span class="default">(<a href="numbers.html#K5" title="NUMBERS:func.5">0</a>,<a href="numbers.html#K5" title="NUMBERS:func.5">0</a>) <a href="funcop_1.html#K13" title="FUNCOP_1:func.13">.--&gt;</a> <a href="numbers.html#K5" title="NUMBERS:func.5">0</a></span>)</span> <a href="funct_4.html#K1" title="FUNCT_4:func.1">+*</a> <span class="p3">(<span class="default">(<a href="numbers.html#K5" title="NUMBERS:func.5">0</a>,1) <a href="funcop_1.html#K13" title="FUNCOP_1:func.13">.--&gt;</a> <a href="numbers.html#K5" title="NUMBERS:func.5">0</a></span>)</span></span>)</span> <a href="funct_4.html#K1" title="FUNCT_4:func.1">+*</a> <span class="p2">(<span class="default">(1,<a href="numbers.html#K5" title="NUMBERS:func.5">0</a>) <a href="funcop_1.html#K13" title="FUNCOP_1:func.13">.--&gt;</a> <a href="numbers.html#K5" title="NUMBERS:func.5">0</a></span>)</span></span>)</span> <a href="funct_4.html#K1" title="FUNCT_4:func.1">+*</a> <span class="p1">(<span class="default">(1,1) <a href="funcop_1.html#K13" title="FUNCOP_1:func.13">.--&gt;</a> 1</span>)</span>;<br/></span></div>
