V2EX logarithmic

Logarithmic

定义 Definition

“Logarithmic” 意为“对数的;以对数表示的”。常用于描述与对数函数有关的增长方式、刻度或计算方法(例如对数刻度、对数增长)。也可指“按对数规律变化的”。

发音 Pronunciation

/lrmk/

例句 Examples

A logarithmic scale makes large numbers easier to compare.
对数刻度能让大数字更容易比较。

The algorithm reduces the search time from linear to logarithmic as the dataset grows.
随着数据集变大,这个算法把搜索时间从线性降低到对数级别。

词源 Etymology

“Logarithmic” 来自 “logarithm(对数)+ -ic(形容词后缀)”。“Logarithm” 一词源自新拉丁语 logarithmus,进一步来自希腊语 logos(比例、计算、言说)与 arithmos(数字),体现了“用数字与比例来进行计算”的含义。对数概念在早期被用来把乘除转化为加减,便于复杂计算。

相关词 Related Words

文学与作品 Literary Works

  • 《The Hitchhiker’s Guide to the Galaxy》(Douglas Adams):作品中多处以幽默方式提及数学与科学概念,包含“logarithmic”等术语的使用语境。
  • 《A Brief History of Time》(Stephen Hawking):科普写作中常出现与函数、尺度相关的术语,可能在讨论数量级与尺度时使用“logarithmic”一类表达。
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