Re: [Gretl-users] Function to get the powerset
Am 14.10.2018 um 11:34 schrieb Artur T.:
Hi Jack, without having checked whether this is intended but the first
entry in the PwrSet string array is empty.
Indeed I think conceptually the empty element must indeed be in the set
of all permutations. (Or at least there is such a convention.)
cheers,
sven
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