Convert degrees to radians (and back again).

DegToRad(deg)
RadToDeg(rad)

Arguments

deg

a vector of angles in degrees.

rad

a vector of angles in radians.

Value

DegToRad returns a vector of the same length as deg with the angles in radians.
RadToDeg returns a vector of the same length as rad with the angles in degrees.

Author

Andri Signorell <andri@signorell.net>

Examples

DegToRad(c(90,180,270))
#> [1] 1.570796 3.141593 4.712389
RadToDeg( c(0.5,1,2) * pi)
#> [1]  90 180 360