1. <mathematics> function.
2. <programming> In functional programming, the most common higher-order function over lists. Map applies its first argument to each element of its second argument (a list) and returns the list of results.
map :: (a -> b) -> [a] -> [b] map f  =  map f (x:xs) = f x : map f xsThis can be generalised to types other than lists.
Last updated: 1997-11-05
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