Difference between revisions of "Bijective"

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Theorem: A mapping <math>f</math> has the unique inverse function <math>f^{-1}</math> iff <math>f</math> is bijective.
 
Theorem: A mapping <math>f</math> has the unique inverse function <math>f^{-1}</math> iff <math>f</math> is bijective.
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Oops, can somebody make a redirect of this 'bijective' to [[bijection]]?

Revision as of 13:14, 19 February 2008

Help develop this important topic!

Bijective, in mathematics, refers to a mapping which is both injective and surjective

Theorem: A mapping $f$ has the unique inverse function $f^{-1}$ iff $f$ is bijective.

Oops, can somebody make a redirect of this 'bijective' to bijection?