<div dir="ltr">Dear Sir/Madam,<div><span style="font-family:arial,sans-serif;font-size:13px">I am working on the intra-seasonal variability of Indian Summer Monsoon.</span><br></div><div><font face="arial, sans-serif">I am analyzing the precipitation time series.</font></div>
<div><span style="font-family:arial,sans-serif;font-size:13px">How to find the different Oscillation of the time series using Grads?</span><font face="arial, sans-serif"><br></font></div><div><span style="font-family:arial,sans-serif;font-size:13px">Is it possible to calculate the FFT using Grads?</span></div>
<div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:13px">Thanks in advance</span></div><div><span style="font-family:arial,sans-serif;font-size:13px"><br>
</span></div><div><span style="font-family:arial,sans-serif;font-size:13px">Pyarimohan</span></div><div><br></div></div>