#!/usr/bin/env ruby require 'gsl' a = GSL::Complex.rect(1, 2) p a a.set(5) p a a.set(3, 6) p a p a.re p a.im p a.real p a.imag p a.REAL p a.IMAG a.re = 7 p a a.im = 1 p a a.real = 4 p a a.imag = 9 p a a.set_real(2) p a a.set_imag(3) p a