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Re: where() and IEEE NaN [message #17762 is a reply to message #17717]

Thu, 11 November 1999 00:00

jsb
Messages: 12
Registered: June 1997

Junior Member

William Thompson (thompson@orpheus.nascom.nasa.gov) wrote:
: I thought the only platform that wasn't IEEE compliant was OpenVMS, where the
: VAX floating point notation doesn't included NaN values. However, didn't RSI
: recently change the OpenVMS version to use IEEE floating point numbers instead,
: so that it's now IEEE compliant too. Of course, it may be that I'm missing

That is correct. Since the VAX predates IEEE arithmetic, and emulating it
is so putrescent, RSI decided to end support for IDL on the VAX as of V5.1,
IIRC. The Alpha/VMS version of IDL now uses IEEE arithmetic by default.

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[Message index]

		Re: where() and IEEE NaN By: korpela on Mon, 08 November 1999 00:00
		Re: where() and IEEE NaN By: badastro on Mon, 08 November 1999 00:00
		Re: where() and IEEE NaN By: Pavel Romashkin on Mon, 08 November 1999 00:00
		Re: where() and IEEE NaN By: thompson on Mon, 08 November 1999 00:00
		Re: where() and IEEE NaN By: jsb on Thu, 11 November 1999 00:00
		Re: where() and IEEE NaN By: korpela on Sat, 06 November 1999 00:00
		Re: where() and IEEE NaN By: Vincenzo Andretta on Sat, 06 November 1999 00:00
		Re: where() and IEEE NaN By: davidf on Fri, 05 November 1999 00:00
		Re: where() and IEEE NaN By: davidf on Fri, 05 November 1999 00:00
		Re: where() and IEEE NaN By: Pavel Romashkin on Fri, 05 November 1999 00:00
		Re: where() and IEEE NaN By: thompson on Fri, 05 November 1999 00:00
		Re: where() and IEEE NaN By: T Bowers on Fri, 05 November 1999 00:00
		Re: where() and IEEE NaN By: badastro on Fri, 05 November 1999 00:00
		Re: where() and IEEE NaN By: davidf on Fri, 05 November 1999 00:00
		Re: where() and IEEE NaN By: korpela on Fri, 05 November 1999 00:00

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