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<div><span class="kw">theorem </span><a NAME="T49"><span class="comment"><font color="firebrick">:: QUATERN3:49</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">z1</font>, <font color="Olive" title="b2">z2</font> being   <a href="quaterni.html#NM1" title="QUATERNI:NM.1">Quaternion</a>  st <span class="p1"><a href="quaterni.html#K27" title="QUATERNI:func.27">|.</a><span class="default"><font color="Olive" title="b1">z1</font></span><a href="quaterni.html#K27" title="QUATERNI:func.27">.|</a></span> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1"><a href="quaterni.html#K27" title="QUATERNI:func.27">|.</a><span class="default"><font color="Olive" title="b2">z2</font></span><a href="quaterni.html#K27" title="QUATERNI:func.27">.|</a></span> &amp; <span class="p1"><a href="quaterni.html#K27" title="QUATERNI:func.27">|.</a><span class="default"><font color="Olive" title="b1">z1</font></span><a href="quaterni.html#K27" title="QUATERNI:func.27">.|</a></span> <a href="hidden.html#NR2" title="HIDDEN:NR.2">&lt;&gt;</a>  <a href="numbers.html#K5" title="NUMBERS:func.5">0</a>  &amp; <font color="Olive" title="b1">z1</font> <a href="quatern2.html#K7" title="QUATERN2:func.7">"</a>  <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Olive" title="b2">z2</font> <a href="quatern2.html#K7" title="QUATERN2:func.7">"</a>  holds <br/><font color="Olive" title="b1">z1</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Olive" title="b2">z2</font></div></div>
