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<b>let </b><font color="Maroon">V</font> be   <a href="bhsp_1.html#NM1">RealUnitarySpace</a>;<br/><b>let </b><font color="Maroon">w1</font> be   <a href="rlvect_1.html#NM1">VECTOR</a> of <font color="Maroon">V</font>, <font color="Maroon">w2</font> be   <a href="rlvect_1.html#NM1">VECTOR</a> of <font color="Maroon">V</font>, <font color="Maroon">w3</font> be   <a href="rlvect_1.html#NM1">VECTOR</a> of <font color="Maroon">V</font>;<br/>



<a NAME="E1:44"/>
( <font color="Maroon">w1</font> <a href="hidden.html#R2">in</a> <span class="p1"><a href="domain_1.html#K8">{</a><span class="default"><font color="Maroon">w1</font>,<font color="Maroon">w2</font>,<font color="Maroon">w3</font></span><a href="domain_1.html#K8">}</a></span> &amp; <font color="Maroon">w2</font> <a href="hidden.html#R2">in</a> <span class="p1"><a href="domain_1.html#K8">{</a><span class="default"><font color="Maroon">w1</font>,<font color="Maroon">w2</font>,<font color="Maroon">w3</font></span><a href="domain_1.html#K8">}</a></span> &amp; <font color="Maroon">w3</font> <a href="hidden.html#R2">in</a> <span class="p1"><a href="domain_1.html#K8">{</a><span class="default"><font color="Maroon">w1</font>,<font color="Maroon">w2</font>,<font color="Maroon">w3</font></span><a href="domain_1.html#K8">}</a></span> )
 
<b>by </b><i><a class="ref" href="enumset1.html#D1">ENUMSET1:def 1</a></i>;<br/>
<b>hence </b><a NAME="E2:44"/>
( <font color="Maroon">w1</font> <a href="rlvect_1.html#R1">in</a>  <a href="rusub_3.html#K1" target="_self">Lin</a> <span class="p1"><a href="domain_1.html#K8">{</a><span class="default"><font color="Maroon">w1</font>,<font color="Maroon">w2</font>,<font color="Maroon">w3</font></span><a href="domain_1.html#K8">}</a></span> &amp; <font color="Maroon">w2</font> <a href="rlvect_1.html#R1">in</a>  <a href="rusub_3.html#K1" target="_self">Lin</a> <span class="p1"><a href="domain_1.html#K8">{</a><span class="default"><font color="Maroon">w1</font>,<font color="Maroon">w2</font>,<font color="Maroon">w3</font></span><a href="domain_1.html#K8">}</a></span> &amp; <font color="Maroon">w3</font> <a href="rlvect_1.html#R1">in</a>  <a href="rusub_3.html#K1" target="_self">Lin</a> <span class="p1"><a href="domain_1.html#K8">{</a><span class="default"><font color="Maroon">w1</font>,<font color="Maroon">w2</font>,<font color="Maroon">w3</font></span><a href="domain_1.html#K8">}</a></span> )
 <b>by </b><i/>;<br/>


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