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Re: Problems with double precision in IDL [message #1236]

Fri, 18 June 1993 18:34

isaacman
Messages: 20
Registered: June 1992

Junior Member

In article <1vsr72INNgtf@rave.larc.nasa.gov>, zawodny@arbd0.larc.nasa.gov (Dr. Joseph M Zawodny) writes...
> In article <16JUN199312122750@stars.gsfc.nasa.gov> isaacman@stars.gsfc.nasa.gov (Subvert the Dominant Paradigm! (301) 513-7769) writes:
>> We have a potentially VERY serious problem with the COBE data analysis
>> because of the way IDL seems to be (mis?)handling double precision
>> numbers.
>
> Isn't this apparent error at about the magnitude of the "fluctuations" in the
> residual temperature maps from COBE that are being used to "prove" some aspects
> of Big Bang theories? Gee, I hope that all the kudos and PR that has been
> given to COBE are not for nought because of a programming error. I was excited
> by those results myself.
>

Not to worry. Those cosmic background fluctuations were all derived and
checked with a bunch of different double-precision Fortran programs.

Rich Isaacman

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[Message index]

		Re: Problems with double precision in IDL By: isaacman on Fri, 18 June 1993 18:34
		Re: Problems with double precision in IDL By: thompson on Fri, 18 June 1993 12:04
		Re: Problems with double precision in IDL By: zawodny on Fri, 18 June 1993 09:41
		Re: Problems with double precision in IDL By: ryan on Wed, 16 June 1993 10:57

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