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RosettaCodeData/Task/Primality-by-trial-division/Haskell/primality-by-trial-division-1.hs
Tina Müller dcf5d15da3 2016 Update
2016-12-05 22:15:40 +01:00

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isPrime n = n==2 || n>2 && all ((> 0).rem n) (2:[3,5..floor.sqrt.fromIntegral $ n+1])
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