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<b>let </b><font color="Maroon">F</font> be   <a href="vectsp_1.html#NM2">Field</a>;<br/>

<a NAME="E1:14"/>
for <font color="Olive">x</font>, <font color="Olive">y</font> being  <a href="vectsp_1.html#NM3">Scalar</a> of <font color="Maroon">F</font>  holds <br/>(  not <font color="Olive">x</font> <a href="group_1.html#K10">*</a> <font color="Olive">y</font> <a href="hidden.html#R1">=</a>  <a href="rlvect_1.html#K1">0.</a> <font color="Maroon">F</font> or <font color="Olive">x</font> <a href="hidden.html#R1">=</a>  <a href="rlvect_1.html#K1">0.</a> <font color="Maroon">F</font> or <font color="Olive">y</font> <a href="hidden.html#R1">=</a>  <a href="rlvect_1.html#K1">0.</a> <font color="Maroon">F</font> )
 
<b>by </b><i><a class="ref" href="vectsp_1.html#T44">VECTSP_1:44</a></i>;<br/>
<b>hence </b><a NAME="E2:14"/>
<font color="Maroon">F</font> is   <a href="vectsp_2.html#NM2">domRing</a>
 <b>by </b><i/>;<br/>


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