Differences
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involution [2014/03/21 11:11] 127.0.0.1 external edit |
involution [2015/03/29 19:08] nikolaj |
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==== Set ==== | ==== Set ==== | ||
| @#55CCEE: context | @#55CCEE: $X$ ... set | | | @#55CCEE: context | @#55CCEE: $X$ ... set | | ||
- | |||
| @#FFBB00: definiendum | @#FFBB00: $ f\in \mathrm{it}(X,X) $ | | | @#FFBB00: definiendum | @#FFBB00: $ f\in \mathrm{it}(X,X) $ | | ||
- | |||
| @#55EE55: postulate | @#55EE55: $ f:X\to X $ | | | @#55EE55: postulate | @#55EE55: $ f:X\to X $ | | ||
| @#55EE55: postulate | @#55EE55: $ f\circ f=\mathrm{id_X} $ | | | @#55EE55: postulate | @#55EE55: $ f\circ f=\mathrm{id_X} $ | | ||
- | ==== Discussion ==== | + | ----- |
- | ==== Parents ==== | + | ----- |
=== Subset of === | === Subset of === | ||
[[Unary operation]] | [[Unary operation]] |