Numeric.Pure

Pure Haskell functions. These tend to be more general than the equivalents in ATS.

Useful functions

derangement :: Integral a => Int -> a

See here.

λ:> fmap derangement [0..10] :: [Integer]
[1,0,1,2,9,44,265,1854,14833,133496,1334961]

Functions exported for testing and benchmarking

hsIsPrime :: Integral a => a -> Bool

hsDoubleFactorial :: Integral a => a -> a

hsChoose :: Integral a => a -> a -> a

hsTotient :: Integral a => a -> a

hsTau :: Integral a => a -> Int

hsTotientSum :: Integral a => a -> a

hsLittleOmega :: Integral a => a -> Int

hsIsPerfect :: Integral a => a -> Bool

hsSumDivisors :: Integral a => a -> a

hsCatalan :: Integral a => a -> a

hsFibonacci :: Integral a => Int -> a

hsFactorial :: Integral a => a -> a

hsJacobi :: Integral a => a -> a -> a