map is:exact -package:text -package:Cabal-syntax -package:dlist -package:foldl -package:bytestring -package:ghc -package:incipit-base -package:dense-linear-algebra -package:base-compat -package:charset -package:hedgehog -package:base-compat-batteries package:monoidal-containers
O(n) Transform this map by applying a function to every value.