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positive_part_of_a_function [2013/09/06 01:48] nikolaj |
positive_part_of_a_function [2014/03/21 11:11] (current) |
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===== Positive part of a function ===== | ===== Positive part of a function ===== | ||
- | ==== Definition ==== | + | ==== Set ==== |
- | | @#88DDEE: $f:X\to \overline{\mathbb R}$ | | + | | @#55CCEE: context | @#55CCEE: $f:X\to \overline{\mathbb R}$ | |
- | | @#FFBB00: $f^+:X\to \overline{\mathbb R}$ | | + | | @#FFBB00: definiendum | @#FFBB00: $f^+:X\to \overline{\mathbb R}$ | |
- | | @#FFBB00: $ f^+(x) := \mathrm{max}(f(x),0)$ | | + | | @#FFBB00: definiendum | @#FFBB00: $ f^+(x) := \mathrm{max}(f(x),0)$ | |
==== Discussion ==== | ==== Discussion ==== | ||
- | ==== Context ==== | + | ==== Parents ==== |
- | === Requirements === | + | === Context === |
[[Maximum function]], [[Extended real number line]] | [[Maximum function]], [[Extended real number line]] |