--- On Wed, 6/1/10, Karen Wright wrote:
> It is to be used in calculations
> which require all of the combinations
> to be present.
There is usually a way around that, but
we obviously cannot tell you what that is,
if you don't tell is what that computation
is.
-- Maarten
--------------------------
Maarten L. Buis
Institut fuer Soziologie
Universitaet Tuebingen
Wilhelmstrasse 36
72074 Tuebingen
Germany
http://www.maartenbuis.nl
--------------------------
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