asin

Calculates the arc sine of x, returning a value ranging from -π/2 to π/2.

Special Values
xasin(x)invalid?
±0.0±0.0no
>1.0NaNyes
<-1.0NaNyes
  1. real asin(real x)
    real
    asin
    (
    real x
    )
  2. creal asin(creal z)

Meta