:: (a -> b) -> [a] -> [b] is:exact -package:singletons -package:adjunctions -package:ghc -package:base-compat -package:appar -package:base -package:Cabal-syntax -package:integration -package:amazonka-core -package:incipit-base -package:imports -package:foundation package:vector
O(n) Map a function over a vector.