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<blockquote style="BORDER-LEFT:#ccc 1px solid;MARGIN:0px 0px 0px 0.8ex;PADDING-LEFT:1ex" class="gmail_quote">ello,<br><br>Have a file at format text and like of the open in grads with your ctl. How do this program in fortran for interpolation of the field precipitation?<br>
<br>file:<br><br>lat              lon                       precipitation<br>-5.5         -35.6                        10.00 mm<br>-5.4         -37.3                        50.3 mm<br>-6.2         -34.3                       67.0 mmm<br>
.....<br>.....<br>....<br><br>thanks<span class="HOEnZb"><font color="#888888"><br><br>Alexandre<br><br></font></span></blockquote></div><br>