Japanese edit

Kanji in this term
どう
Grade: 5
かん
Grade: 4
すう
Grade: 2
on’yomi
Alternative spelling
導關數 (kyūjitai)

Noun edit

(どう)(かん)(すう) (dōkansū

  1. (calculus) derived function - of a function, another function, the value of which for any value of the independent variable is the instantaneous rate of change of the given function at that value of the independent variable.