<div>Try : set dfile 1 and define x1 ; set dfile 2 and define x2<BR><BR><B><I>Ilukpitiya Mudi S P Jayawardena <imspj@HAWAII.EDU></I></B> a écrit :</div> <BLOCKQUOTE class=replbq style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #1010ff 2px solid">Hi<BR><BR>I need to plot the difference of a defined variable from two data sets. when I open the two ctl files of respective data sets and defined the function from 2nd data set as 'define x2=var1.2 + var2.2' a error shows. It mentioned as 'data request warning : request beyond file limits ' . but when I defined the function for 1st data, such as 'define x1=var1.1 + var2.1', it works.<BR><BR><BR>Please help me<BR><BR>Thanks<BR><BR>Ilukpitiya<BR></BLOCKQUOTE><BR><BR><BR>**************************************************************<br>M. Bamba SYLLA<br>Laboratoire de Physique de l'Atmosphère et de l'Océan (LPAO-SF)<br>Ecole Supérieure Polytechnique (ESP)<br>Université Cheikh Anta Diop (UCAD)<br>BP : 5085
Dakar-Fann Sénégal<br>Tel : (+221) 825 93 64<br> (+221) 549 80 02<br>Fax : (+221) 825 93 64<br>Email : syllabamba@yahoo.fr<br>*************************************************************<p> 
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