asecd
Compute the principal value of the arc secant of x
, return in degrees.
Base.Math.asecd
— Functionasecd(x)
Compute the inverse secant of x
, where the output is in degrees. If x
is a matrix, x
needs to be a square matrix.
Methods
julia> methods(asecd, (Any,), [Base, Base.Math, Base.MathConstants, Base.MPFR])
# 1 method for generic function "asecd" from Base.Math: [1] asecd(x) @ special/trig.jl:1287
Examples
Real Numbers
julia> asecd(1.0)
0.0
julia> asecd(sqrt(2))
45.00000000000001
julia> asecd(2.0)
60.00000000000001
julia> asecd(Inf)
90.0
julia> asecd(-1.0)
180.0
Complex
julia> asecd(1+0im)
0.0 + 0.0im
Tips
See Also
Extended Inputs
Tech Notes
- Implemented in terms of
asec
:asecd(x) = rad2deg(asec(x))
Version History
Introduced in Julia v1.0 (2018)