pracma (version 1.0.1)

angle: Basic Complex Functions

Description

Basic complex functions (Matlab style)

Usage

real(z)
imag(z)
conj(z)
angle(z)

Arguments

z

Vector or matrix of real or complex numbers

Value

• returning real or complex values; angle returns in radians.

Details

These are just Matlab names for the corresponding functions in R. The angle function is simply defined as atan2(Im(z), Re(z)).

See Also

Mod, abs

Examples

z <- c(0, 1, 1+1i, 1i)
real(z)   # Re(z)
imag(z)   # Im(z)
conj(z)   # Conj(z)
abs(z)    # Mod(z)
angle(z)