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<b>let </b><font color="Maroon" title="c1">seq</font>, <font color="Maroon" title="c2">seq1</font> be   <a href="seq_1.html#NM1" title="SEQ_1:NM.1">Real_Sequence</a>;<br/>



<b>assume </b><b>that </b><br/><a NAME="E1:67"/><i><font color="Green" title="E44">A1</font></i>: 
<font color="Maroon" title="c1">seq</font> is <a href="seqm_3.html#V5" title="SEQM_3:attr.5">monotone</a>
 <b>and </b><br/><a NAME="E2:67"/><i><font color="Green" title="E45">A2</font></i>: 
<font color="Maroon" title="c2">seq1</font> is    <a href="seqm_3.html#M1" title="SEQM_3:mode.1">subsequence</a> of <font color="Maroon" title="c1">seq</font>
 ;<br/>

<div><i><font color="Green" title="E46">A3</font></i>: <a class="txt" onclick="hs2(this)" href="javascript:()" title="67_1"><b>now </b></a><div class="add"><b>assume </b><a NAME="E1:67_1"/>
<font color="Maroon" title="c1">seq</font> is <a href="seqm_3.html#V3" title="SEQM_3:attr.3">non-decreasing</a>
 ;<br/><a NAME="E2:67_1"/><b>then </b>
<font color="Maroon" title="c2">seq1</font> is <a href="seqm_3.html#V3" title="SEQM_3:attr.3">non-decreasing</a>
 <b>by </b><i><a class="txt" href="seqm_3.html#E2:67"><i><font color="Green" title="E45">A2</font></i></a>, <a class="ref" href="seqm_3.html#T51" target="_self" title="SEQM_3:th.51">Th51</a></i>;<br/><b>hence </b><a NAME="E3:67_1"/>
<font color="Maroon" title="c2">seq1</font> is <a href="seqm_3.html#V5" title="SEQM_3:attr.5">monotone</a>
 <b>by </b><i><a class="ref" href="seqm_3.html#D7" target="_self" title="SEQM_3:def.7">Def7</a></i>;<br/></div><b>end;</b></div>
<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="67_2"><b>now </b></a><div class="add"><b>assume </b><a NAME="E1:67_2"/>
<font color="Maroon" title="c1">seq</font> is <a href="seqm_3.html#V4" title="SEQM_3:attr.4">non-increasing</a>
 ;<br/><a NAME="E2:67_2"/><b>then </b>
<font color="Maroon" title="c2">seq1</font> is <a href="seqm_3.html#V4" title="SEQM_3:attr.4">non-increasing</a>
 <b>by </b><i><a class="txt" href="seqm_3.html#E2:67"><i><font color="Green" title="E45">A2</font></i></a>, <a class="ref" href="seqm_3.html#T52" target="_self" title="SEQM_3:th.52">Th52</a></i>;<br/><b>hence </b><a NAME="E3:67_2"/>
<font color="Maroon" title="c2">seq1</font> is <a href="seqm_3.html#V5" title="SEQM_3:attr.5">monotone</a>
 <b>by </b><i><a class="ref" href="seqm_3.html#D7" target="_self" title="SEQM_3:def.7">Def7</a></i>;<br/></div><b>end;</b></div>
<b>hence </b><a NAME="E5:67"/>
<font color="Maroon" title="c2">seq1</font> is <a href="seqm_3.html#V5" title="SEQM_3:attr.5">monotone</a>
 <b>by </b><i><a class="txt" href="seqm_3.html#E1:67"><i><font color="Green" title="E44">A1</font></i></a>, <a class="txt" href="seqm_3.html#E3:67"><i><font color="Green" title="E46">A3</font></i></a>, <a class="ref" href="seqm_3.html#D7" target="_self" title="SEQM_3:def.7">Def7</a></i>;<br/>


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