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