cotd

Compute the cotangent of x expressed in degrees.

cotd(x)

Methods

julia> methods(cotd, (Any,), [Base, Base.Math, Base.MathConstants, Base.MPFR])# 1 method for generic function "cotd" from Base.Math:
 [1] cotd(z::Number)
     @ special/trig.jl:1145

Examples

Real Numbers

julia> cotd(0)
Inf

julia> cotd(-0.0)
-Inf

julia> cotd(90)
0.0

julia> cotd(45)
1.0

julia> cotd(90)
0.0

julia> cotd(180)
-Inf

Complex

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

Tips

See Also

Extended Inputs

Tech Notes

• Implemented in terms of tand: cotd(x) = inv(tand(x))

Version History

Introduced in Julia v1.0 (2018)

External Links