[gradsusr] summing

[Jeff Duda]

Sagar,
Note that asum uses weighting by latitude to account for projected grids.
If you want to ignore that, use asumg.

Jeff

On Tue, Oct 16, 2012 at 2:25 PM, Sagar Parajuli <psagar at utexas.edu> wrote:

> Thank you, I didn’t realize the asum function.****
>
> ** **
>
> ** **
>
> ** **
>
> Sincerely,****
>
> ** **
>
> Sagar Prasad Parajuli****
>
> Graduate Student/Research Assistant****
>
> University of Texas at Austin****
>
> Jackson School of Geosciences****
>
> 1 University Station C1100, JGB 5.322
> Austin, TX 78712****
>
> Contact: psagar at utexas.edu****
>
> Cell: 512 965 4093****
>
> [image: texas-longhorn-logo]****
>
> ** **
>
> *From:* gradsusr-bounces at gradsusr.org [mailto:
> gradsusr-bounces at gradsusr.org] *On Behalf Of *Jeff Duda
> *Sent:* Tuesday, October 16, 2012 2:16 PM
> *To:* GrADS Users Forum
> *Subject:* Re: [gradsusr] summing****
>
> ** **
>
> Sagar,
> Either nest the sum functions or use the asum function for areal sums.
>
> Jeff Duda****
>
> On Tue, Oct 16, 2012 at 2:11 PM, Sagar Parajuli <psagar at utexas.edu> wrote:
> ****
>
> Hi, can anyone suggest how to sum the values in a grid. I have to first in
> t-direction and then in x and y direction.****
>
>  ****
>
> define a=sum(dstflxt*area, t=1, t=365)        (summing in t-direction,
> this works fine)****
>
>  ****
>
> define b= sum(a,x=1,x=288,y=1,y=192)        (summing in x and y direction,
> this doesn’t work)****
>
> d b****
>
>  ****
>
> It displays error in sum options.****
>
>  ****
>
> Please help.****
>
>  ****
>
>  ****
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>  ****
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> Sincerely,****
>
>  ****
>
> Sagar Prasad Parajuli****
>
> Graduate Student/Research Assistant****
>
> University of Texas at Austin****
>
> Jackson School of Geosciences****
>
> 1 University Station C1100, JGB 5.322
> Austin, TX 78712****
>
> Contact: psagar at utexas.edu****
>
> Cell: 512 965 4093****
>
> ****
>
>  ****
>
>
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>
>
>
> --
> Jeff Duda
> Graduate research assistant
> University of Oklahoma School of Meteorology
> Center for Analysis and Prediction of Storms****
>
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>


-- 
Jeff Duda
Graduate research assistant
University of Oklahoma School of Meteorology
Center for Analysis and Prediction of Storms
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