Additive function
Function that can be written as a sum over prime factors / From Wikipedia, the free encyclopedia
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For the algebraic meaning, see Additive map.
In number theory, an additive function is an arithmetic function f(n) of the positive integer variable n such that whenever a and b are coprime, the function applied to the product ab is the sum of the values of the function applied to a and b:[1]
This article includes a list of general references, but it lacks sufficient corresponding inline citations. (February 2013) |