alphahull (version 2.5)

rotation: Clockwise rotation

Description

This function calculates the clockwise rotation of angle \(\theta\) of a given vector \(v\) in the plane.

Usage

rotation(v, theta)

Arguments

v

Vector \(v\) in the plane.

theta

Angle \(\theta\) (in radians).

Value

v.rot

Vector after rotation.

Examples

# NOT RUN {
# Rotation of angle pi/4 of the vector (0,1)
rotation(v = c(0, 1), theta = pi/4)
# }