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partial_function [2013/12/29 22:20] nikolaj |
partial_function [2013/12/29 22:20] nikolaj |
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| ==== Discussion ==== | ==== Discussion ==== | ||
| - | This is the same as | + | The definition can be written as |
| $\{\langle x,a\rangle,\langle x,b\rangle\}\subseteq f \Rightarrow a=b.$ | $\{\langle x,a\rangle,\langle x,b\rangle\}\subseteq f \Rightarrow a=b.$ | ||
| - | The definition says that each argument $x$ for the function can result in only one value. (functionality) | + | It says that each argument $x$ for the function can result in only one value. (functionality) |
| === Reference === | === Reference === | ||
| Mizar files: | Mizar files: | ||
