a strange logical bug (PR#162) - R-devel

Thu, Apr 8, 1999 11:39 PM #

In R0.64.0, try
as.numeric(is.na(c(NA,NA,1)))
as.numeric(c(T,T,F))
  Jim

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Ross Ihaka

Fri, Apr 9, 1999 12:30 AM #

On Fri, 9 Apr 1999 jlindsey@alpha.luc.ac.be wrote:

My version says

	> as.numeric(is.na(c(NA,NA,1)))
	[1] 1 1 0
	> as.numeric(c(T,T,F))
	[1] 1 1 0

which I think is ok?

	Ross

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Peter Dalgaard

Fri, Apr 9, 1999 2:04 AM #

Ross Ihaka <ihaka@stat.auckland.ac.nz> writes:

Mine has

[1] -1 -1  0

Which is obviously not OK...

Seems to affect all numeric NA's:

[1] -1

This is on RedHat 5.2 (As Jim, I suspect)

Ick!

O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
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