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Re: array subtraction [message #63340 is a reply to message #63339]

Wed, 05 November 2008 08:29

Brian Larsen
Messages: 270
Registered: June 2006

Senior Member

On Nov 5, 11:15 am, julia.waltersp...@gmail.com wrote:
>> If the data does have a big variation in a better time resolution you
>> should not interpolate. Then you can create for example a mean value for
>> each month.
>
> Hi Reimar,
> each data value is the mean value for one month. so i have one value
> for jan, one for feb etc... so no need to interpolate. I only need to
> know how to tell IDL WHERE to start subtracting one array from the
> other
> cheers,
> juls

What do your time arrays look like? Is the answer going to be finding
the right spot in the two time arrays that match? Maybe you can post
a segment of the arrays and an explanation.

Brian

------------------------------------------------------------ --------------
Brian Larsen
Boston University
Center for Space Physics
http://people.bu.edu/balarsen/Home/IDL

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[Message index]

		Re: array subtraction By: Spon on Wed, 05 November 2008 08:39
		Re: array subtraction By: Wout De Nolf on Wed, 05 November 2008 08:29
		Re: array subtraction By: Brian Larsen on Wed, 05 November 2008 08:29
		Re: array subtraction By: julia.walterspiel on Wed, 05 November 2008 08:15
		Re: array subtraction By: R.Bauer on Wed, 05 November 2008 07:58
		Re: array subtraction By: julia.walterspiel on Mon, 10 November 2008 07:59

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