<div dir="ltr"><div><div><a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/uv2vrdvf.shtml">http://www.ncl.ucar.edu/Document/Functions/Built-in/uv2vrdvf.shtml</a><br><br>is a builtin function. You can use it directly.<br><br></div>This function uses spherical harmonics. It operates on global grids ordered south-to-north.<br><br></div>The function form is more commonly used.<br>   <a href="http://www.ncl.ucar.edu/Document/Functions/Built-in/uv2sfvpF-1.shtml">http://www.ncl.ucar.edu/Document/Functions/Built-in/uv2sfvpF-1.shtml</a><br><div><br>  <a href="http://www.ncl.ucar.edu/Applications/wind.shtml">http://www.ncl.ucar.edu/Applications/wind.shtml</a><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Sep 19, 2016 at 10:04 PM, Hui Liu <span dir="ltr">&lt;<a href="mailto:hliu@ucar.edu" target="_blank">hliu@ucar.edu</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div>dear helpers:<br><br></div>  I tried to compute the stream function using the procedure &quot;uv2sfvpf&quot;. <br>But I am not sure where to find this procedure.  Any information is appreciated.<span class="HOEnZb"><font color="#888888"><br><br></font></span></div><span class="HOEnZb"><font color="#888888">hui<br></font></span></div>
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