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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E44">Th49</font></span>: <a NAME="T40"><span class="comment"><font color="firebrick">:: ALGNUM_1:40</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">x</font> being   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <a href="complfld.html#K1" title="COMPLFLD:func.1">F_Complex</a><br/>  for <font color="Olive" title="b2">z</font>, <font color="Olive" title="b3">w</font> being    <a href="subset_1.html#M2" title="SUBSET_1:mode.2">Element</a> of  <a href="algnum_1.html#K7" title="ALGNUM_1:func.7">FQ</a> <font color="Olive" title="b1">x</font> holds  <span class="p1">(<span class="default"><a href="algnum_1.html#K8" title="ALGNUM_1:func.8">FQ_add</a> <font color="Olive" title="b1">x</font></span>)</span> <a href="binop_1.html#K4" title="BINOP_1:func.4">.</a> (<font color="Olive" title="b2">z</font>,<font color="Olive" title="b3">w</font>) <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Olive" title="b2">z</font> <a href="rlvect_1.html#K3" title="RLVECT_1:func.3">+</a> <font color="Olive" title="b3">w</font></div></div>
