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Post date:  10/23/2014 
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One To One Function

Definition: A onetoone function F: X > Y is one with the property that if F(x) = F(z) then x = z. That is, for each member of y in Y there is at most one x in X such that F(x) = y.

Example: For example the function n^2 on the natural numbers is onetoone.

Listed under: Discrete Mathematics, Set Theory
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