<div dir="ltr">Hi all,<div><br></div><div>I want to plot the trend map of precipitation in antarctica (75s-90s) from 1999-2015.</div><div><br></div><div>I have done some searching and saw someone suggested using BinGuan's script <a href="http://ltrend.gs">ltrend.gs</a></div><div>I have copied the script and the dependencies qdims.gsf.</div><div><br></div><div>So these are what I type in grads:</div><div><br></div><div>'set lon 0 360'</div><div>'set lat -90 -75'</div><div>'set mproj sps'</div><div>'set t 1'</div><div><br></div><div>'d prec'</div><div>'ltrend prec [fitted trend line [0.2[0.025]]]'</div><div><br></div><div>and there will be error coming out: DEFINE error: Name too long; missing '='</div><div><br></div><div>Anyone who has experience with <a href="http://ltrend.gs">ltrend.gs</a> PLEASEEEEEEE help!!!</div><div><br></div><div>Thanks</div><div>Malcolm</div></div>