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<b>let </b><font color="Maroon" title="c1">X</font> be   <a href="bhsp_1.html#NM1" title="BHSP_1:NM.1">RealUnitarySpace</a>;<br/><b>let </b><font color="Maroon" title="c2">seq</font> be   <a href="struct_0.html#NM9" title="STRUCT_0:NM.9">sequence</a> of <font color="Maroon" title="c1">X</font>;<br/>



<b>thus </b> <a href="bhsp_4.html#K3" title="BHSP_4:func.3">Sum</a> <font color="Maroon" title="c2">seq</font>,1 = 
<span class="p1">(<span class="default"><a href="bhsp_4.html#K3" title="BHSP_4:func.3">Sum</a> <font color="Maroon" title="c2">seq</font>,0</span>)</span> <a href="rlvect_1.html#K3" title="RLVECT_1:func.3">+</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">seq</font> <a href="normsp_1.html#K2" title="NORMSP_1:func.2">.</a> 1</span>)</span>
<b>by </b><i><a class="ref" href="bhsp_4.html#T17" target="_self" title="BHSP_4:th.17">Th17</a></i>
<br/>.= 
<span class="p1">(<span class="default"><font color="Maroon" title="c2">seq</font> <a href="normsp_1.html#K2" title="NORMSP_1:func.2">.</a> 0</span>)</span> <a href="rlvect_1.html#K3" title="RLVECT_1:func.3">+</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">seq</font> <a href="normsp_1.html#K2" title="NORMSP_1:func.2">.</a> 1</span>)</span>
<b>by </b><i><a class="ref" href="bhsp_4.html#D1" target="_self" title="BHSP_4:def.1">Def1</a></i>
;<br/>


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