With R 2.8.1 on ubuntu I get:

> gamma(-1)
[1] NaN
Warning message:
In gamma(-1) : NaNs produced
> lgamma(-1)
[1] Inf
Warning message:
value out of range in 'lgamma'

Is'nt the first one right, and the second one (lgamma)
should also be NaN?

Kjetil

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