concSP :: SP [b] b concmapSP :: (t -> [b]) -> SP t b mapstateSP :: (t -> a -> (t, [b])) -> t -> SP a b
concSP, concmapSP and mapstateSP have
been renamed to concatSP, concatMapSP and
concatMapAccumlSP, respectively. The old names are still available
for backwards compatibility.