<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">
Hi Zbigniew,<br class="">
<div><br class="">
<blockquote type="cite" class="">
<div class="">On 1 May 2020, at 1:57 pm, Nitecki, Zbigniew H. <<a href="mailto:Zbigniew.Nitecki@tufts.edu" class="">Zbigniew.Nitecki@tufts.edu</a>> wrote:</div>
<br class="Apple-interchange-newline">
<div class="">
<div class="">
<div class="" style="word-wrap:break-word; line-break:after-white-space">I’m trying to draw some phase portraits of 2nd order systems of o.d.e. using the pst-ode package. I modelled my code after a more elaborate example
<div class="">on stack exchange.</div>
<div class="">In the attached code, I get a “forgotten end group” error at line 48 (which reads \end{pspicture}), and if I persist (using r on the console) it tells me the </div>
<div class="">\begin{pspicture} on line 38 is ended by \end{document} on line 49. I know my use of ODEsolve is correct, since with parameters entered directly </div>
<div class="">it works.</div>
</div>
</div>
</div>
</blockquote>
<div><br class="">
</div>
<div>Aren’t you just missing the \endpsclip command.</div>
<div><br class="">
</div>
<div>This works fine for me:</div>
<div><br class="">
</div>
<div>
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""></div>
<blockquote type="cite" class="">
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""></div>
</blockquote>
<blockquote type="cite" class="">
<blockquote type="cite" class="">
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">\begin{pspicture}(-5.5,-5.5)(5.5,5.5)</div>
<div style="margin: 0px; font-stretch: normal; line-height: normal; min-height: 14px;" class="">
<br class="">
</div>
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">\psclip{\psframe(-5.0,-5.0)(5.0,5.0)}%</div>
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">%</div>
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""> %plot the lines previously computed</div>
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""> \multido{\ii=0+1}{20}{%</div>
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""> \multido{\ij=0+1}{20}{%</div>
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""> \listplot{line_\ii_\ij}%</div>
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class=""><span class="Apple-tab-span" style="white-space:pre"></span>}%</div>
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">}</div>
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">\endpsclip</div>
<div style="margin: 0px; font-stretch: normal; line-height: normal;" class="">\end{pspicture}</div>
</blockquote>
</blockquote>
<div><br class="">
</div>
But there is a lot of output into the Console window.</div>
<div>(Not really a typesetting issue, but rather distracting!)<br class="">
<div class=""><br class="">
</div>
</div>
<br class="">
<blockquote type="cite" class="">
<div class="">
<div class="">
<div class="" style="word-wrap:break-word; line-break:after-white-space">
<div class=""><br class="">
</div>
<div class="">Could this have to do with my putting the output of ODEsolve in the file line_ii_ij (inside the top multido)? I didn’t fully understand the first two</div>
<div class="">arguments in ODEsolve: the first is the output and the second apparently sets the mode of output (in the documentation the examples just give a name</div>
<div class="">to the output and use (0 1) for the mode of output).</div>
<div class=""><br class="">
</div>
<div class=""></div>
</div>
<div style="word-wrap:break-word; line-break:after-white-space" class="">
<div class=""></div>
</div>
<div class="" style="word-wrap:break-word; line-break:after-white-space">
<div class=""></div>
<br class="">
<div class=""><span class="x_Apple-style-span" style="border-collapse:separate; line-height:normal; border-spacing:0px"><span class="x_Apple-style-span" style="border-collapse: separate; font-family: Helvetica; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px;">
<div class="" style="word-wrap:break-word"><span class="x_Apple-style-span" style="border-collapse: separate; font-family: Helvetica; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-east-asian: normal; font-variant-position: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px;">
<div class="" style="word-wrap:break-word">
<div class="">
<div class="" style="margin-top:0px; margin-right:0px; margin-bottom:0px; margin-left:0px; font-size:12px">
<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica"><br class="x_Apple-interchange-newline">
Zbigniew Nitecki</font></div>
<div class="" style="margin-top:0px; margin-right:0px; margin-bottom:0px; margin-left:0px; font-size:12px">
<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica">Department of Mathematics</font></div>
<div class="" style="margin-top:0px; margin-right:0px; margin-bottom:0px; margin-left:0px; font-size:12px">
<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica">Tufts University</font></div>
<div class="" style="margin-top:0px; margin-right:0px; margin-bottom:0px; margin-left:0px; font-size:12px">
<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica">Medford, MA 02155</font></div>
<div class="" style="margin-top:0px; margin-right:0px; margin-bottom:0px; margin-left:0px; font:normal normal normal 12px/normal Helvetica; min-height:14px; font-size:12px">
<br class="">
</div>
<div class="" style="margin-top:0px; margin-right:0px; margin-bottom:0px; margin-left:0px; font-size:12px">
<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica">telephones:</font></div>
<div class="" style="margin-top:0px; margin-right:0px; margin-bottom:0px; margin-left:0px; font-size:12px">
<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica">Office<span class="x_Apple-converted-tab"> </span>(617)627-3843</font></div>
<div class="" style="margin-top:0px; margin-right:0px; margin-bottom:0px; margin-left:0px; font-size:12px">
<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica">Dept.<span class="x_Apple-converted-tab"> </span>(617)627-3234</font></div>
<div class="" style="margin-top:0px; margin-right:0px; margin-bottom:0px; margin-left:0px; font-size:12px">
<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica">Dept. fax<span class="x_Apple-converted-tab"> </span>(617)627-3966</font></div>
<span class="x_Apple-style-span" style="font-size:12px"><a href="https://protect-au.mimecast.com/s/ptCkCP7L1Nf9LMO7SzLfM_?domain=tufts.edu/" class="">http://www.tufts.edu/~znitecki/</a></span></div>
</div>
</span><br class="x_Apple-interchange-newline">
</div>
</span></span></div>
</div>
</div>
</div>
</blockquote>
</div>
<div class=""><br class="">
</div>
<div class=""><br class="">
</div>
Hope this helps.
<div class="">Stay safe.</div>
<div class=""><br class="">
</div>
<div class=""><span class="Apple-tab-span" style="white-space:pre"></span>Ross<br class="">
<div class=""><br class="">
Dr Ross Moore<br class="">
Department of Mathematics and Statistics
<div class="">12 Wally’s Walk, Level 7, Room 734<br class="">
Macquarie University, NSW 2109, Australia<br class="">
T: +61 2 9850 8955 | F: +61 2 9850 8114<br class="">
M:+61 407 288 255 | E: <a href="mailto:ross.moore@mq.edu.au" class="">ross.moore@mq.edu.au</a><br class="">
<a href="http://www.maths.mq.edu.au" class="">http://www.maths.mq.edu.au</a><span style="font-size: 12px; line-height: normal;"><a href="http://mq.edu.au/" target="_blank" style="font-size: 12px; line-height: normal;" class=""><span><br class="Apple-interchange-newline" style="caret-color: rgb(0, 105, 217); color: rgb(0, 105, 217); font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-family: Arial, sans-serif; orphans: 2; widows: 2;">
<span style="caret-color: rgb(0, 105, 217); color: rgb(0, 105, 217); font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-family: Arial, sans-serif; orphans: 2; widows: 2;"><span><span><span><span><img apple-inline="yes" id="C7139FCF-360B-4949-A115-805D0ADD4095" src="cid:image001.png@01D030BE.D37A46F0" class=""></span><br style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none;" class="">
<span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">CRICOS
Provider Number 00002J. Think before you</span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class=""> </span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">print. </span><br style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none;" class="">
<span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">Please
consider the environment before printing this</span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class=""> </span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">email.</span><br style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none;" class="">
<br style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none;" class="">
<span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">This
message is intended for the addressee named</span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class=""> </span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">and
may </span><br style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none;" class="">
<span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">contain
confidential information. If you are not the</span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class=""> </span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">intended </span><br style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none;" class="">
<span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">recipient,
please delete it and notify the sender. Views</span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class=""> </span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">expressed </span><br style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none;" class="">
<span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">in
this message are those of the individual sender, and</span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class=""> </span><span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">are
not </span><br style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none;" class="">
<span style="font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; text-decoration: none; float: none; display: inline !important;" class="">necessarily
the views of Macquarie University.</span> </span></span></span></span></span></a></span></div>
<a href="http://mq.edu.au/" target="_blank" style="font-size: 12px; line-height: normal;" class=""></a></div>
<br class="">
</div>
</body>
</html>