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acotd

Compute the principal value of the arc cotangent of x, return in degrees.

Base.Math.acotd — Function
acotd(x)

Compute the inverse cotangent of x, where the output is in degrees. If x is a matrix, x needs to be a square matrix.

Julia 1.7

Matrix arguments require Julia 1.7 or later.

source

Methods

julia> methods(acotd, (Any,), [Base, Base.Math, Base.MathConstants, Base.MPFR])# 1 method for generic function "acotd" from Base.Math:
 [1] acotd(x)
     @ special/trig.jl:1318

Examples

Real Numbers

julia> acotd(Inf)
0.0

julia> acotd(-Inf)
-0.0

julia> acotd(0.0)
90.0

julia> acotd(1.0)
45.0

Complex

julia> acotd(0+0im)
NaN + NaN*im

Tips

See Also

Extended Inputs

Tech Notes

  • Implemented in terms of acot: acotd(x) = rad2deg(acot(x))

Version History

Introduced in Julia v1.0 (2018)