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<div><span class="kw">theorem </span><a NAME="T55"><span class="comment"><font color="firebrick">:: QUOFIELD:55</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">R</font> being   non  <a href="struct_0.html#V2" title="STRUCT_0:attr.2">empty</a>   <a href="algstr_0.html#L6" title="ALGSTR_0:struct.6">doubleLoopStr</a>  holds   <a href="struct_0.html#K3" title="STRUCT_0:func.3">id</a> <font color="Olive" title="b1">R</font> is  <a href="quofield.html#NV1" title="QUOFIELD:NV.1">RingHomomorphism</a>  ;<br/></div></div>
