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词汇 Binary logarithm
分类 英语词汇 英语翻译词典
释义

Binary logarithm

中文百科

以2为底的对数

Plot of log2 n
Graph of log2 x as a function of a positive real number x
Leonhard Euler was the first to apply binary logarithms to music theory, in 1739.
A 16-player single elimination tournament bracket with the structure of a complete binary tree. The height of the tree (number of rounds of the tournament) is the binary logarithm of the number of players, rounded up to an integer.

在数学上，二进制对数（log2 n，lb n）是以2为底数的对数。

英语百科

Binary logarithm 以2爲底的对数

Graph of log2 x as a function of a positive real number x
Leonhard Euler was the first to apply binary logarithms to music theory, in 1739.
A 16-player single elimination tournament bracket with the structure of a complete binary tree. The height of the tree (number of rounds of the tournament) is the binary logarithm of the number of players, rounded up to an integer.
Binary search in a sorted array, an algorithm whose time complexity involves binary logarithms

In mathematics, the binary logarithm (log2n) is the power to which the number 2 must be raised to obtain the value n. That is, for any real number x,

For example, the binary logarithm of 1 is 0, the binary logarithm of 2 is 1, the binary logarithm of 4 is 2, and the binary logarithm of 32 is 5.
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