map is:exact -package:text -package:containers -package:insert-ordered-containers -package:foldl -package:bytestring -package:base -package:dlist -package:os-string -package:Cabal-syntax -package:psqueues -package:basement -package:ghc -package:vector -package:invertible -package:blaze-html -package:vector-stream -package:case-insensitive package:dense-linear-algebra

Apply function to every element of matrix