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 Skip Navigation LinksMath Help > Math Puzzles > Increasing Function 1

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An Increasing Function for the New Year

Let f be a function from Z+ to Z+ where Z+ is the set of positive integers, such that f satisfies these two conditions:

(1) f(n+1) > f(n); that is, f is strictly increasing

And

(2) f(n+f(m)) = f(n)+m+1 

Find all values of f(2003)

Source: unknown

Click here for the answer.

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