- The set that has no members (there is only one, since sets are different only if they have different members). The existence of this set as a mathematical object can be puzzling if one is (incorrectly) inclined to visualize a set as a kind of heap.
Philosophy dictionary. Academic. 2011.
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empty set — /ɛmpti ˈsɛt/ (say emptee set) noun → null set … Australian English dictionary
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