bi·jec·tion (b -j k sh n)n. Mathematics A function that is both one-to-one and onto. |
bijection [baɪˈdʒɛkʃən]
n
(Mathematics) a mathematical function or mapping that is both an injection and a surjection and therefore has an inverse See also injection [5] surjection
| 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 |
Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content.
| ?Page tools | ||
|---|---|---|
|