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<div class="moz-cite-prefix">Le 02/08/2014 09:59, Floyd Xu a écrit :<br>
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cite="mid:ed463a4731af4c0eb259a967997515dd@ekon-exch01.kaexch.global.pvt"
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<p class="MsoNormal">Hi , All:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I have a question about plotting.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I want to plot 2 lines in a graphic , so I
type the command as below:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">-->x=linspace(0,2*%pi,40);<o:p></o:p></p>
<p class="MsoNormal"><o:p></o:p></p>
<p class="MsoNormal">-->y1=sin(x)<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="ES-MX">-->y2=cos(x);<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES-MX"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES-MX">-->X=[x,x];<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES-MX"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES-MX">-->Y=[y1,y2];<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES-MX"><o:p> </o:p></span></p>
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</blockquote>
Generating X and Y creates row vectors. if you want to draw several
curves with one plot instruction, each curve must be passed as a
column of an array<br>
<span lang="ES-MX">-->X=[x;x]';<br>
</span><span lang="ES-MX">-->Y=[y1;y2]';</span><br>
<span lang="ES-MX">-->plot(X,Y)<br>
<br>
or simpler<br>
plot(x',Y)<br>
<br>
<br>
</span>Then , I type the plot command :<o:p></o:p>
<blockquote
cite="mid:ed463a4731af4c0eb259a967997515dd@ekon-exch01.kaexch.global.pvt"
type="cite">
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">-->plot(x,y1,x,y2); <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">The result is shown as below:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><img id="Picture_x0020_0"
src="cid:part1.05070606.09070506@inria.fr" alt="Graphic
window number 0 (2).bmp" height="369" width="762"><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">But when I type a command as below:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">-->plot(X,Y);<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">The result is :<o:p></o:p></p>
<p class="MsoNormal"><img id="Picture_x0020_1"
src="cid:part2.02010500.09080000@inria.fr" alt="Graphic
window number 0.bmp" height="330" width="682"><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">It has an additional line.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Why will this line appear?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks for your reply.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="da2d05e7-4de4-4dbc-8e7f-376cd246ce78"> </p>
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<td style="PADDING-BOTTOM: 1px; PADDING-TOP:
2px"><span style="FONT-WEIGHT: bold;
FONT-SIZE: 10pt; COLOR: #1f497d;
FONT-FAMILY: Arial">Floyd Xu</span></td>
</tr>
<tr>
<td style="PADDING-BOTTOM: 1px; PADDING-TOP:
1px"><span style="FONT-SIZE: 10pt; COLOR:
#808285; FONT-FAMILY: Arial">Electronic
System Design Engineer | Driveline</span></td>
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<td><span style="FONT-SIZE: 5pt"> </span></td>
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<td style="PADDING-BOTTOM: 1px"><span
style="FONT-SIZE: 10pt; COLOR: #808285;
FONT-FAMILY: Arial">Office: +86 510 8528
5478 | Mobile: +86 137 7106 3561 |
<span style="color: #808285;
text-decoration: none; "><span
style="color: #808285; text-decoration:
none; "><a moz-do-not-send="true"
href="mailto:Floyd.Xu@ka-group.com"
title="" target=""><span style="color:
#808285; text-decoration: none; ">Floyd.Xu@ka-group.com</span></a></span></span></span></td>
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<td style="PADDING-BOTTOM: 1px; PADDING-TOP:
1px"><span style="FONT-SIZE: 10pt; COLOR:
#808285; FONT-FAMILY: Arial">Kongsberg
Automotive | No 30 & 32 Xikun Road, Wuxi
Singapore Ind. Park | Wuxi |
Jiangsu 214028 | CN</span></td>
</tr>
<tr>
<td style="PADDING-TOP: 1px; HEIGHT: 18px"><span
style="FONT-SIZE: 10pt; COLOR: #808285;
FONT-FAMILY: Arial">Tel: +86 510 8528 2165 |
<span style="color: #808285;
text-decoration: none; "><span
style="color: #808285; text-decoration:
none; "><a moz-do-not-send="true"
href="http://www.kongsbergautomotive.com"
title="" target=""><span style="color:
#808285; text-decoration: none; ">www.kongsbergautomotive.com</span></a></span></span></span></td>
</tr>
<tr>
<td><span style="FONT-SIZE: 5pt"> </span></td>
</tr>
<tr>
</tr>
<tr>
<td style="PADDING-BOTTOM: 1px; PADDING-TOP:
2px"><span style="FONT-SIZE: 10pt; COLOR:
#006cb7; FONT-FAMILY: Arial">Enhancing the
driving experience</span></td>
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