Warp <war### [at] tagpovrayorg> wrote:
> Ken Hutson <ken### [at] goettingcom> wrote:
> > This is incorrect.
>
> > abs(A) Absolute value of A. If A is negative, returns -A otherwise returns
> > A.
>
>   How is it incorrect?
>
> --
>                                                           - Warp

abs(A) will ALWAYS return a positive value (or zero, of course.). AFAIK,
that's what "absolute" means.

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