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Question		Answer
haskel uses the composition operator (.) for what? start learning		The composition operator allows us to easily define functions just in terms of other functions. For example we can replace the definition: twice f x = f (f x) with: twice f = f. f
what is a higher order function? start learning		a function that does at least one of the following: takes one or more functions as arguments (i.e., procedural parameters), returns a function as its result
what is mapping? start learning		it means matching items from one set with items in another set - or it means performing a function on each item in one set to get a new corresponding set.
what is filtering? start learning		Keep only the elements of a certain property

Week6 functions as Values