arcsine

英['ɑːksaɪn] 美['ɑːksaɪn]
  • n.反正弦
Noun:
  1. the inverse function of the sine; the angle that has a sine equal to a given number

    用作名词 (n.)
    1. The inverse function of that restricted sine function is called the arcsine function.
      被限定的正弦函数之反函数叫做反正弦函数。