<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Feb 24, 2017, at 8:31 PM, Djones9976 <<a href="mailto:djones9976@aol.com" class="">djones9976@aol.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><font size="3" face="Arial, Helvetica, sans-serif" class="">
<div style="font-family: Arial, Helvetica, sans-serif; font-size: 12pt;" class="">When I use this command in TexShop, </div>
<div style="font-family: Arial, Helvetica, sans-serif; font-size: 12pt;" class=""><br class="">
</div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class="">\psset{unit=0.7,Alpha=90,beta=90} </span></font></div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class=""><br class="">
</span></font></div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class="">I get an error saying</span></font></div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class=""><br class="">
</span></font></div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class="">Package xkeyval Error: 'beta' undefined in families ',pstricks,pst-3d,pst-tools,pst-plot,pst-node,pst-3dplot,pstricks-add'</span></font></div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class=""><br class="">
</span></font></div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class="">What should I do about this?</span></font></div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class=""><br class="">
</span></font></div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class="">Many thanks</span></font></div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class=""><br class="">
</span></font></div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class="">D.W. Jones</span></font></div>
<div class=""><font face="Arial, Helvetica, sans-serif" class=""><span style="font-size: 16px;" class=""><br class="">
</span></font></div>
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