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<b>take </b>
 <a href="mod_4.html#K8" target="_self">ZeroMap</a> <font color="Maroon">V</font>,<font color="Maroon">W</font>
;<br/>

<b>thus </b><a NAME="E1:88_1_1"/>
( ( for <font color="Olive">x</font>, <font color="Olive">y</font> being  <a href="vectsp_1.html#NM5">Vector</a> of <font color="Maroon">V</font> holds  <span class="p1">(<span class="default"><a href="mod_4.html#K8" target="_self">ZeroMap</a> <font color="Maroon">V</font>,<font color="Maroon">W</font></span>)</span> <a href="funct_2.html#K3">.</a> <span class="p1">(<span class="default"><font color="Olive">x</font> <a href="rlvect_1.html#K4">+</a> <font color="Olive">y</font></span>)</span> <a href="hidden.html#R1">=</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="mod_4.html#K8" target="_self">ZeroMap</a> <font color="Maroon">V</font>,<font color="Maroon">W</font></span>)</span> <a href="funct_2.html#K3">.</a> <font color="Olive">x</font></span>)</span> <a href="rlvect_1.html#K4">+</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="mod_4.html#K8" target="_self">ZeroMap</a> <font color="Maroon">V</font>,<font color="Maroon">W</font></span>)</span> <a href="funct_2.html#K3">.</a> <font color="Olive">y</font></span>)</span> ) &amp; ( for <font color="Olive">a</font> being  <a href="vectsp_1.html#NM3">Scalar</a> of <font color="Maroon">K</font><br/> for <font color="Olive">x</font> being  <a href="vectsp_1.html#NM5">Vector</a> of <font color="Maroon">V</font> holds  <span class="p1">(<span class="default"><a href="mod_4.html#K8" target="_self">ZeroMap</a> <font color="Maroon">V</font>,<font color="Maroon">W</font></span>)</span> <a href="funct_2.html#K3">.</a> <span class="p1">(<span class="default"><font color="Olive">a</font> <a href="vectsp_1.html#K6">*</a> <font color="Olive">x</font></span>)</span> <a href="hidden.html#R1">=</a> <span class="p1">(<span class="default"><font color="Maroon">J</font> <a href="funct_2.html#K3">.</a> <font color="Olive">a</font></span>)</span> <a href="vectsp_1.html#K6">*</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="mod_4.html#K8" target="_self">ZeroMap</a> <font color="Maroon">V</font>,<font color="Maroon">W</font></span>)</span> <a href="funct_2.html#K3">.</a> <font color="Olive">x</font></span>)</span> ) )
 <b>by </b><i><a class="ref" href="mod_4.html#D4" target="_self">Def4</a>, <a class="ref" href="mod_4.html#T12" target="_self">Th12</a></i>;<br/>


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