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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] |
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| - | ===== Positive part of a function ===== | ||
| - | ==== Definition ==== | ||
| - | | @#88DDEE: $f:X\to \overline{\mathbb R}$ | | ||
| - | | @#FFBB00: $f^+:X\to Y$ | | ||
| - | | @#FFBB00: $ f^+(x) := \mathrm{max}(f(x),0)$ | | ||
| - | |||
| - | ==== Discussion ==== | ||
| - | ==== Context ==== | ||
| - | === Requirements === | ||
| - | [[Maximum function]], [[Extended real number line]] | ||
