Question: write haskell Useful functions isLetter,isLower,isUpper :: Char -> Boo Problem 2: Testing for Vowels -- isVowel ch = tests if ch is a lowercase vowel

write haskell

Useful functions

isLetter,isLower,isUpper :: Char -> Boo

Problem 2: Testing for Vowels

-- isVowel ch = tests if ch is a lowercase vowel -- Use elem (http://hackage.haskell.org/package/base-4.7.0.2/docs/Prelude.html#v:elem) isVowel :: Char -> Bool isVowel ch =

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