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<p class=MsoPlainText>Hi<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>Thanks for the help. When I run the version below I get
this error:<o:p></o:p></p>
<p class=MsoPlainText><img width=628 height=114 id="Picture_x0020_1"
src="cid:image001.png@01C99DC9.27537CE0"><o:p></o:p></p>
<p class=MsoPlainText>Regards<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>Angela Rademeyer<o:p></o:p></p>
<p class=MsoPlainText>OPSI SYSTEMS<o:p></o:p></p>
<p class=MsoPlainText>082 498 9332<o:p></o:p></p>
<p class=MsoPlainText>(011) 880 7951 ext. 225<o:p></o:p></p>
<p class=MsoPlainText>www.opsisystems.com<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText><span lang=EN-US>-----Original Message-----<br>
From: Axel E. Retif [mailto:axel.retif@mac.com] <br>
Sent: 05 March 2009 08:29 AM<br>
To: Angela Rademeyer<br>
Cc: support@tug.org<br>
Subject: Re: [texhax] Tex question - cases environment</span><o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>On 4 Mar, 2009, at 14:01, Angela Rademeyer wrote:<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>> \begin{equation*}<o:p></o:p></p>
<p class=MsoPlainText>> a_{ig} =<o:p></o:p></p>
<p class=MsoPlainText>> \begin{cases}<o:p></o:p></p>
<p class=MsoPlainText>> 1 & \text{if customer $i$ belongs to profile
group $g$}\\<o:p></o:p></p>
<p class=MsoPlainText>> 0 & \text{otherwise}\\[.3cm]<o:p></o:p></p>
<p class=MsoPlainText>> \end{cases}<o:p></o:p></p>
<p class=MsoPlainText>> \end{equation*}<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>First, in your preamble,<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>\usepackage{amsmath}<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>then,<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>\begin{flalign*}<o:p></o:p></p>
<p class=MsoPlainText>a_{ig} =<o:p></o:p></p>
<p class=MsoPlainText>\begin{cases}<o:p></o:p></p>
<p class=MsoPlainText>1 & \text{if customer $i$ belongs to profile group
$g$}\\<o:p></o:p></p>
<p class=MsoPlainText>0 & \text{otherwise} \\[.3cm]<o:p></o:p></p>
<p class=MsoPlainText>\end{cases} && %% <------------------ these
two &&<o:p></o:p></p>
<p class=MsoPlainText>\end{flalign*}<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>If you use TeXLive 2008 or a recent MiKTeX, I think you
should have<o:p></o:p></p>
<p class=MsoPlainText>Mathmode.pdf; in your terminal or command prompt,<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>texdoc mathmode<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>Best,<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
<p class=MsoPlainText>Axel<o:p></o:p></p>
<p class=MsoPlainText><o:p> </o:p></p>
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