对数函数

對數函數
duìshù hánshù
noun

Meanings

  1. 1 logarithmic function
  2. 2 log function (mathematics)

Examples

HSK 7-9
Duìshù hánshù shì zhǐshù hánshù de fǎn hánshù.
The logarithmic function is the inverse of the exponential function.
HSK 7-9
Gāozhōng shùxué yào xuéxí duìshù hánshù de túxiàng hé xìngzhì.
In high school math you study the graph and properties of logarithmic functions.

Tips

memory
Build it from parts: 对数 (logarithm) + 函数 (function). 对数 itself = 'paired number': the exponent paired with a base to produce a given value. So a logarithmic function maps each input to its 'paired exponent'.

Stroke Order

duì
shù
hán