Iñaki Murillo Arcos <inaki.murillo@(protected):

> Hello,
>
>  I don't know if the result of
>
>  acos(0.5) == pi/3
>
> is a bug or not. It looks strange to me.

Have a look in the R FAQ:

>  acos(0.5) - pi/3
[1] 2.220446e-16



--
 O__ ---- Peter Dalgaard         Øster Farimagsgade 5, Entr.B
c/ /'_ --- Dept. of Biostatistics   PO Box 2099, 1014 Cph. K
(*) \(*) -- University of Copenhagen  Denmark       Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard@(protected)

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