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Re: divide by zero problems [message #15398 is a reply to message #15362]

Fri, 14 May 1999 00:00

mallors
Messages: 76
Registered: November 1997

Member

In article <7hfhke$gn7$1@clam.niwa.cri.nz>,
"Mark Hadfield" <m.hadfield@niwa.cri.nz> writes:
>> .... 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!
>

Naw, just switch to Linux :-)

IDL> PRINT, !VALUES.F_NAN EQ !VALUES.F_NAN
0

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Robert S. Mallozzi 256-544-0887
Mail Code ES 84
Work: http://gammaray.msfc.nasa.gov/ Marshall Space Flight Center
Play: http://cspar.uah.edu/~mallozzir/ Huntsville, AL 35812
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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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