<div dir="ltr"><div><div><div><b>when i plot the following code i get error messeage<br></b><br>&#39;open cnt_2012-12-04_d03.ctl&#39;<br><br>&#39;define a=cape&#39;  ( just define a variable which is in the ctl file )<br><br>if((t2&gt;20 &amp; t2&lt;25)|(rh2&gt;50 &amp; rh2&lt;60)|(rainc+rainnc&gt;75 &amp; rainc+rainnc&lt;175))<br><br> &#39;a=1&#39;<br>else<br> &#39;a=0&#39;<br>endif<br><br>&#39;d a&#39;<br><br>&#39;set clevs 0 1&#39;<br><br>&#39;set colrs 2 3&#39;<br>~                                                                                                                                                   <br>~                                                                                                                                                   <br>~            <br><br><br></div>this is the error<br><br><br><br>numeric args to numeric operation, Error occurred on line In file <a href="http://nibin.gs">nibin.gs</a><br><br><br></div>i want to plot only zeros and ones in my plot going throgh the condition<br><br></div>is there any solution to this?<br><div><div>                                                                                                                                       <br></div></div></div>