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bijection
(redirected from Bijections)

    Also found in: Encyclopedia, Wikipedia 0.07 sec.
bi·jec·tion  (b-jkshn)
n. Mathematics
A function that is both one-to-one and onto.
[bi-1 + (in)jection or (pro)jection.]
bijection  (b-jkshn)
Mathematics
A function that is both an injection and a surjection. In a bijection, each member of the range corresponds to an element of the domain that is mapped onto it, and there is a one-to-one correspondence between the members of the domain and the range. All linear functions, such as y = x + 3, are bijections. Compare injectionsurjection


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