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Re: Matlab to IDL [message #36619 is a reply to message #12606]

Sun, 12 October 2003 17:47

Craig Markwardt
Messages: 1869
Registered: November 1996

Senior Member

dino.nicola@libero.it (dino nicola) writes:

> I forgot to say that when I run the code I get this message if I use
> the TVSCL command:
>
> % Program caused arithmetic error: Floating underflow
> % Program caused arithmetic error: Floating overflow
> % Program caused arithmetic error: Floating illegal operand
>
> while I get this one using TV:
>
> % Program caused arithmetic error: Floating underflow
> % Program caused arithmetic error: Floating illegal operand
>
> Don't know if this makes sense but I' m just a beginner in IDL. Thank
> you.

Sounds like the format, or the endianness, of your data are not what
you expected. Since you are reading unformatted floating point data,
you need to take special care that the file is formatted in the same
way, and written by a computer with the same endianness
(byte-ordering).

Good luck,
Craig

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Craig B. Markwardt, Ph.D. EMAIL: craigmnet@REMOVEcow.physics.wisc.edu
Astrophysics, IDL, Finance, Derivatives | Remove "net" for better response
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[Message index]

		MATLAB to IDL converter? By: htsang on Mon, 24 August 1998 00:00
		Re: Matlab to IDL By: Craig Markwardt on Sun, 12 October 2003 17:47
		Re: Matlab to IDL By: andrew.cool on Sun, 12 October 2003 16:12
		Re: Matlab to IDL By: dino.nicola on Sun, 12 October 2003 11:46
		Re: Matlab to IDL By: dino.nicola on Sun, 12 October 2003 11:43
		Re: Matlab to IDL By: dino.nicola on Sun, 12 October 2003 10:50
		Re: Matlab to IDL By: David Fanning on Sat, 11 October 2003 13:38

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