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minimal
mastery UK /ˈmɪn.ɪ.məl/ US /ˈmɪn.ə.məl/adjnoun
card 1 of 10 · context meaning
What does 'minimal' mean in this sentence?
With respect to the ordering induced by set-theoretic inclusion, the power set of the set of natural numbers has a unique minimal element: the empty set.