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Re: divide by zero problems [message #15409 is a reply to message #15362]

Fri, 14 May 1999 00:00

Mark Hadfield
Messages: 783
Registered: May 1995

Senior Member

> .... Apparently the IDL on some platforms
> is not IEEE compliant. On those platforms (!values.f_NaN eq
!values.f_NaN)
> can be true. I would consider this to be a major bug and would not use
> IDL on such a platform.

IDL 5.2 on Windows NT gives:

IDL> print, !values.f_NaN eq !values.f_NaN
1
% Program caused arithmetic error: Floating illegal operand

...Sigh, I guess I'll have to switch to Matlab!

---
Mark Hadfield m.hadfield@niwa.cri.nz
National Institute for Water and Atmospheric Research
PO Box 14-901, Wellington, New Zealand

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[Message index]

		divide by zero problems By: Mark Rehbein on Tue, 11 May 1999 00:00
		Re: divide by zero problems By: korpela on Sat, 15 May 1999 00:00
		Re: divide by zero problems By: bowman on Fri, 14 May 1999 00:00
		Re: divide by zero problems By: mallors on Fri, 14 May 1999 00:00
		Re: divide by zero problems By: Mark Hadfield on Fri, 14 May 1999 00:00
		Re: divide by zero problems By: davidf on Thu, 13 May 1999 00:00
		Re: divide by zero problems By: korpela on Thu, 13 May 1999 00:00
		Re: divide by zero problems By: Frank Monaldo on Tue, 18 May 1999 00:00

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