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Re: MISSING_VALUE [message #43249]

Tue, 29 March 2005 23:26

Benjamin Luethi
Messages: 22
Registered: December 2004

Junior Member

Hi,

Maybe you're copying floats into an integer array? (there is no NaN for
integers) But then you would see a warning like:

% Program caused arithmetic error: Floating illegal operand

Ben

On Wed, 30 Mar 2005 09:10:12 +0200, Matthias Demuzere
<Matthias.demuzere@geo.kuleuven.ac.be> wrote:

> Hi,
>
> Now the problem has moved. When the dataset is initially read in with
> read_ascii, I get the value NaN where it should....
>
> BUT....I declare empty arrays (with zero's) in which I put a part of the
> original array. So where there is the value NaN, my new array now shows
> 0....Any solutions?
> Hope I made myself clear!
> Greetz,
> Matthias
>
>
> "David Fanning" <davidf@dfanning.com> wrote in message
> news:MPG.1cb3231e1d37767198999f@news.frii.com...
>> Matthias Demuzere writes:
>>
>>> At a certain point i the proces, he's giving me the values 'NaN' where
>>> there
>>> are no values, so this is OK. But when i'm trying to plot the data, no
>>> he's
>>> giving a '0' value in my graph, so that isn't correct, there shouldn't
>>> be
>>> any value at all...
>>> Any helps??
>>
>> Well, that's not what happens *here*. :-)
>>
>> What kind of machine? What version of IDL? Are you
>> *certain* this isn't pilot error?
>>
>> Cheers,
>>
>> David
>>
>> --
>> David Fanning, Ph.D.
>> Fanning Software Consulting, Inc.
>> Coyote's Guide to IDL Programming: http://www.dfanning.com/
>
>

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[Message index]

		Re: MISSING_VALUE By: Benjamin Luethi on Tue, 29 March 2005 23:26
		Re: MISSING_VALUE By: Matthias Demuzere on Tue, 29 March 2005 23:10
		Re: MISSING_VALUE By: David Fanning on Tue, 29 March 2005 07:34
		Re: MISSING_VALUE By: David Fanning on Tue, 29 March 2005 07:33
		Re: MISSING_VALUE By: Matthias Demuzere on Tue, 29 March 2005 07:24
		Re: MISSING_VALUE By: David Fanning on Tue, 29 March 2005 07:05
		Re: MISSING_VALUE By: edward.s.meinel@aero. on Thu, 31 March 2005 06:27
		Re: MISSING_VALUE By: David Fanning on Wed, 30 March 2005 05:52

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