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<div><span class="kw">theorem </span><a NAME="T10"><span class="comment"><font color="firebrick">:: ALGSTR_4:10</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">M</font> being   non  <a href="struct_0.html#V2" title="STRUCT_0:attr.2">empty</a>   <a href="algstr_0.html#L3" title="ALGSTR_0:struct.3">multMagma</a> <br/>  for <font color="Olive" title="b2">A</font> being   <a href="struct_0.html#NM2" title="STRUCT_0:NM.2">Subset</a> of <font color="Olive" title="b1">M</font> holds <br/> ( <font color="Olive" title="b2">A</font> is  <a href="algstr_4.html#V2" title="ALGSTR_4:attr.2">stable</a>  iff <font color="Olive" title="b2">A</font> <a href="group_2.html#K2" title="GROUP_2:func.2">*</a> <font color="Olive" title="b2">A</font> <a href="tarski.html#R1" title="TARSKI:pred.1">c=</a> <font color="Olive" title="b2">A</font> )</div></div>
