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<b>let </b><font color="Maroon" title="c1">V</font> be   <a href="rlvect_1.html#NM2" title="RLVECT_1:NM.2">RealLinearSpace</a>;<br/><b>let </b><font color="Maroon" title="c2">M1</font>, <font color="Maroon" title="c3">M2</font>, <font color="Maroon" title="c4">M3</font> be   <a href="struct_0.html#NM2" title="STRUCT_0:NM.2">Subset</a> of <font color="Maroon" title="c1">V</font>;<br/><b>let </b><font color="Maroon" title="c5">r1</font>, <font color="Maroon" title="c6">r2</font>, <font color="Maroon" title="c7">r3</font> be   <a href="real_1.html#NM1" title="REAL_1:NM.1">Real</a>;<br/>





<b>assume </b><b>that </b><br/><a NAME="E1:7"/><i><font color="Green" title="E6">A1</font></i>: 
<font color="Maroon" title="c2">M1</font> is <a href="rltopsp1.html#V3" title="RLTOPSP1:attr.3">circled</a>
 <b>and </b><br/><a NAME="E2:7"/><i><font color="Green" title="E7">A2</font></i>: 
<font color="Maroon" title="c3">M2</font> is <a href="rltopsp1.html#V3" title="RLTOPSP1:attr.3">circled</a>
 <b>and </b><br/><a NAME="E3:7"/><i><font color="Green" title="E8">A3</font></i>: 
<font color="Maroon" title="c4">M3</font> is <a href="rltopsp1.html#V3" title="RLTOPSP1:attr.3">circled</a>
 ;<br/>

<a NAME="E4:7"/>
<span class="p1">(<span class="default"><font color="Maroon" title="c5">r1</font> <a href="convex1.html#K1" title="CONVEX1:func.1">*</a> <font color="Maroon" title="c2">M1</font></span>)</span> <a href="rusub_4.html#K7" title="RUSUB_4:func.7">+</a> <span class="p1">(<span class="default"><font color="Maroon" title="c6">r2</font> <a href="convex1.html#K1" title="CONVEX1:func.1">*</a> <font color="Maroon" title="c3">M2</font></span>)</span> is <a href="rltopsp1.html#V3" title="RLTOPSP1:attr.3">circled</a>
 
<b>by </b><i><a class="txt" href="circled1.html#E1:7"><i><font color="Green" title="E6">A1</font></i></a>, <a class="txt" href="circled1.html#E2:7"><i><font color="Green" title="E7">A2</font></i></a>, <a class="ref" href="circled1.html#T3" target="_self" title="CIRCLED1:th.3">Th3</a></i>;<br/>
<a NAME="E5:7"/><b>then </b>
<span class="p1">(<span class="default">1 <a href="convex1.html#K1" title="CONVEX1:func.1">*</a> <span class="p2">(<span class="default"><span class="p3">(<span class="default"><font color="Maroon" title="c5">r1</font> <a href="convex1.html#K1" title="CONVEX1:func.1">*</a> <font color="Maroon" title="c2">M1</font></span>)</span> <a href="rusub_4.html#K7" title="RUSUB_4:func.7">+</a> <span class="p3">(<span class="default"><font color="Maroon" title="c6">r2</font> <a href="convex1.html#K1" title="CONVEX1:func.1">*</a> <font color="Maroon" title="c3">M2</font></span>)</span></span>)</span></span>)</span> <a href="rusub_4.html#K7" title="RUSUB_4:func.7">+</a> <span class="p1">(<span class="default"><font color="Maroon" title="c7">r3</font> <a href="convex1.html#K1" title="CONVEX1:func.1">*</a> <font color="Maroon" title="c4">M3</font></span>)</span> is <a href="rltopsp1.html#V3" title="RLTOPSP1:attr.3">circled</a>
 
<b>by </b><i><a class="txt" href="circled1.html#E3:7"><i><font color="Green" title="E8">A3</font></i></a>, <a class="ref" href="circled1.html#T3" target="_self" title="CIRCLED1:th.3">Th3</a></i>;<br/>
<b>hence </b><a NAME="E6:7"/>
<span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon" title="c5">r1</font> <a href="convex1.html#K1" title="CONVEX1:func.1">*</a> <font color="Maroon" title="c2">M1</font></span>)</span> <a href="rusub_4.html#K7" title="RUSUB_4:func.7">+</a> <span class="p2">(<span class="default"><font color="Maroon" title="c6">r2</font> <a href="convex1.html#K1" title="CONVEX1:func.1">*</a> <font color="Maroon" title="c3">M2</font></span>)</span></span>)</span> <a href="rusub_4.html#K7" title="RUSUB_4:func.7">+</a> <span class="p1">(<span class="default"><font color="Maroon" title="c7">r3</font> <a href="convex1.html#K1" title="CONVEX1:func.1">*</a> <font color="Maroon" title="c4">M3</font></span>)</span> is <a href="rltopsp1.html#V3" title="RLTOPSP1:attr.3">circled</a>
 <b>by </b><i><a class="ref" href="convex1.html#T32" title="CONVEX1:th.32">CONVEX1:32</a></i>;<br/>


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