On Fri, 8 Apr 2022, Sven Schreiber wrote:
 Am 08.04.2022 um 10:10 schrieb Riccardo (Jack) Lucchetti:
> 
> Guys,
> 
> looking at some old code I had I found this function, which gives you
> all the possible combinations of k elements from a lis of n objects. For
> example:
> ...
> My question is: I was under the impression that we alreasy added
> something like this, but I can't find it either among the native
> functions, nor in the extra package. Any hint?
> 
 powerset()  or something like that? 
No, powerset() is a different thing
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   Riccardo (Jack) Lucchetti
   Dipartimento di Scienze Economiche e Sociali (DiSES)
   Università Politecnica delle Marche
   (formerly known as Università di Ancona)
   r.lucchetti(a)univpm.it
   
http://www2.econ.univpm.it/servizi/hpp/lucchetti
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