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inverse_function [2013/08/21 11:59] nikolaj |
inverse_function [2014/03/21 11:11] (current) |
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| ===== Inverse function ===== | ===== Inverse function ===== | ||
| - | ==== Definition ==== | + | ==== Set ==== |
| - | | @#88DDEE: $ f\in X^Y_\text{inj} $ | | + | | @#55CCEE: context | @#55CCEE: $ f\in X^Y_\text{inj} $ | |
| - | | @#55EE55: $ f^{-1} \equiv f^\smile $ | | + | | @#55EE55: postulate | @#55EE55: $ f^{-1} \equiv f^\smile $ | |
| - | ==== Ramifications ==== | + | ==== Discussion ==== |
| We have | We have | ||
| Line 23: | Line 23: | ||
| Mizar files: [[http://mizar.org/JFM/Vol1/funct_1.html|FUNCT_1]] | Mizar files: [[http://mizar.org/JFM/Vol1/funct_1.html|FUNCT_1]] | ||
| - | ==== Context ==== | + | ==== Parents ==== |
| - | Set constructor | + | === Context === |
| - | === Parents === | + | |
| [[Injective function]], [[Reversed relation]] | [[Injective function]], [[Reversed relation]] | ||
