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.