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<div class="" style="word-wrap:break-word; line-break:after-white-space">In the attached I have created a wiggly (more-or-less vertical) line and am trying to create several copies of it, displaced at regular horizontal intervals.
<div class="">I use a real counter \rT added to fixed coordinates. The error message says “illegal unit of measure—pt added”. I don’t understand: coordinates are entered into pscurve as real numbers. What am I missing?</div>
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Zbigniew Nitecki</font></div>
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<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica">Department of Mathematics</font></div>
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<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica">Tufts University</font></div>
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<font face="Helvetica" size="3" class="" style="font:normal normal normal 12px/normal Helvetica">Medford, MA 02155</font></div>
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<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>
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<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>
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<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>
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