Boost logo

Boost :

From: Paul A Bristow (pbristow_at_[hidden])
Date: 2006-07-14 05:05:47

THE inverse?

Another quick question - I'm still in partial disambiguation mode.

With the negative binomial distribution function (or are there more than one
but one is THE Standard one?), which is **THE** inverse?

the one that tells you the number of failures (MathCAD qnbinom & DCDFLIB)

or the one that tells you the success probability? (Cephes, Wikipedia &

John's response to this question was faintly blasphemous ;-)

Same question with F and chisqr of course...

Both/all of course are potentially useful :-)

(and I feel all should be provided).


Paul A Bristow
Prizet Farmhouse, Kendal, Cumbria UK LA8 8AB
+44 1539561830 & SMS, Mobile +44 7714 330204 & SMS

Boost list run by bdawes at, gregod at, cpdaniel at, john at