cotd
Compute the cotangent of x
expressed in degrees.
Base.Math.cotd
— Functioncotd(x)
Compute the cotangent of x
, where x
is in degrees.
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)