@> {'you', 'them', 'and', 'me'} with 'or' without 'you'
Arr.ai supports the conventional set operators.
@> {1, 2, 3} & {2, 3, 4} # Intersection
@> {1, 2, 3} | {2, 3, 4} # Union
@> {1, 2, 3} &~ {2, 3, 4} # Difference
@> {1, 2, 3} ~~ {2, 3, 4} # Symmetric difference
The power set of a set is the set of all subsets of that set, including the set itself and the empty set.
@> ^{1}
@> ^{1, 2}
@> ^{1, 2, 3}