In Haskell, it is often more convenient to work with lists of pairs. Which of the lists below represent a function from [1 .. 20] to [1 .. 20]?
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Get it written →Mathematically, a function is a set of pairs with extra conditions. In Haskell, it is often more convenient to work with lists of pairs. Which of the lists below represent a function from [1 .. 20] to [1 .. 20]?
Which of these represent a partial function, but not a function?
[((n+1)`div`2,n) | n <- [ 1..20]]
[(n,(n+1)`div`2) | n <- [ 1..20]]
[(n-21,n`div`2) | n <- [22..40]]
Provide detail explanation for the answers !
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