Zig 0.17.0-dev (Split by item)

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acos

Returns the arc-cosine of z.

acos.acos

pub fn acos(z: anytype) Complex(@TypeOf(z.re, z.im))

File

lib/std/math/complex/acos.zig:8

Code

pub fn acos(z: anytype) Complex(@TypeOf(z.re, z.im)) {
    const T = @TypeOf(z.re, z.im);
    const q = cmath.asin(z);
    return Complex(T).init(@as(T, math.pi) / 2 - q.re, -q.im);
}