big O notation
短语发音
US
释义与例句
n.
-
1.
A particular notation, useful in the analysis of algorithms, which describes the limiting behavior of a function when the argument tends towards a particular value or infinity, usually in terms of simpler functions.
不可数 计算机 工程 数学
词源
From the capital letter O (short for order, originally German Ordnung) used in the notation.
来源：wiktionary