<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="">See here <a href="http://www.ncl.ucar.edu/Applications/eqn.shtml" class="">http://www.ncl.ucar.edu/Applications/eqn.shtml</a><div class=""><br class=""></div><div class="">Something like this should work:</div><div class=""><br class=""></div><div class="">res@tmXBLabel = "~F33~p~F~/2"</div><div class=""><br class=""></div><div class="">Explanation:</div><div class=""><ul class="MailOutline"><li class="">~ is the symbol that tells NCL to change the font</li><li class="">F33 is the font table corresponding to greek letters (<a href="http://www.ncl.ucar.edu/Document/Graphics/font_tables.shtml" class="">http://www.ncl.ucar.edu/Document/Graphics/font_tables.shtml</a>)</li><li class="">p corresponds to pi into the aforementioned font table</li><li class="">~F switch to the normal font again</li></ul></div><div class=""><br class=""></div><div class="">Cheers<br class=""><div class="">
<div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br class="Apple-interchange-newline">Guido Cioni</div><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><a href="http://guidocioni.altervista" class="">http://guidocioni.altervista</a>.org</div>
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<br class=""><div><blockquote type="cite" class=""><div class="">On 22 Dec 2016, at 05:14, Cheung <<a href="mailto:zuibeidemei@126.com" class="">zuibeidemei@126.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div style="line-height: 1.7; font-size: 14px; font-family: Arial;" class=""> Dear NCL:<br class=""><div id="isForwardContent" class=""><div style="line-height: 1.7; font-size: 14px; font-family: Arial;" class=""> I need to display the symbol of circumference ratio (Pi) in the axis of a plot, say<br class=""> <br class=""> res@tmXBLabels = (/" Pi/2"/)<br class=""><div class=""> <br class=""> how can I do that?<br class=""><br class=""> Best<br class=""> Cheung<br class=""></div></div></div></div>_______________________________________________<br class="">ncl-talk mailing list<br class=""><a href="mailto:ncl-talk@ucar.edu" class="">ncl-talk@ucar.edu</a><br class="">List instructions, subscriber options, unsubscribe:<br class="">http://mailman.ucar.edu/mailman/listinfo/ncl-talk<br class=""></div></blockquote></div><br class=""></div></body></html>