MATHEMATICA TUTORIAL: Complex numbers
www.cfm.brown.edu › intro › complex0Oct 11, 2021 · complex numbers can be identified with three sets: points on the plane, denoted by ℝ², set of all (free) vectors on the plane, and the set of all ordered pairs of real numbers z = ( x, y ), where the first coordinate is denoted as ℜ z = x (or re z) and called for historical reasons real part of complex number z, and the second coordinate is …